List of people with given name Mary

Mary is a feminine given name. Below is a list of notable individuals named Mary.

• New Testament people named Mary:
  • Mary, mother of Jesus
  • Mary Magdalene, a disciple of Jesus
  • Mary of Bethany, a follower of Jesus, considered by Western medieval tradition to be Mary Magdalene
  • Mary of Clopas, a follower of Jesus
  • Mary, mother of James the younger (or lesser)
  • Mary, mother of John Mark
  • Mary of Rome
  • Salome (disciple), a follower of Jesus, in medieval tradition Mary Salome

• Baroness Mary Vetsera (1871–1889), Austrian noblewoman; mistress of Rudolf, Crown Prince of Austria
• Lady Mary Butler (1689–1713), Irish-born English baroness; second daughter of the 2nd Duke of Ormonde
• Lady Mary Fitzwilliam (1845–1921), British aristocrat from the Fitzwilliam family
• Lady Mary Fox (1798–1864), British illegitimate daughter of King William IV of the United Kingdom by his mistress Dorothea Jordan
• Lady Mary Lygon (1910–1982), British aristocrat and Russian princess by marriage
• Mary Abercromby, 1st Baroness Abercromby (ca. 1752–1821), Scottish peeress, socialite, and wife of General Ralph Abercromby
• Mary Adelaide, several people
• Mary of Anjou, several people
• Mary Boleyn (c. 1499–1543), English sister of Queen Anne Boleyn
• Mary Brandon, several people
• Mary Bruce (c. 1282–1323), younger sister of Robert the Bruce, King of Scots
• Mary Bruce, Countess of Elgin (1778–1855), Scottish first wife of diplomat Thomas Bruce, 7th Earl of Elgin
• Mary Carew Pole (born 1936), British wife of Sir Richard Carew Pole, 13th Baronet
• Mary Curzon, several people
• Mary of Waltham (1344–1361), daughter of King Edward III of England and Philippa of Hainault; wife of John IV, Duke of Brittany
• Mary of Woodstock (1278–1332), daughter of King Edward I of England
• Mary I, several people
• Mary II, several people
• Mary de Bohun (c. 1369/1370–1394), first wife of Henry Bolingbroke, Earl of Northampton and Hereford; mother of Henry V of England
• Mary de Vere (c. 1554–1624), English noblewoman; daughter of John de Vere and Margery Golding, she married Peregrine Bertie
• Mary Elliot-Murray-Kynynmound, Countess of Minto (1858–1940), British aristocrat, Vicereine of India, and courtier to Queen Mary
• Mary Elphinstone, Lady Elphinstone (1883–1961), British aristocrat; elder sister of Queen Elizabeth The Queen Mother, and maternal aunt and godmother of Queen Elizabeth II
• Mary of Enghien (1367/1370–1446), Italian Countess of Lecce
• Mary Eristavi (1888–1986), Russian aristocrat, fashion icon, and model
• Mary Fiennes, Baroness Dacre (1524–1576), English daughter of George Neville, 5th Baron Bergavenny
• Mary Fleming (1542–fl. 1584), Scottish noblewoman; childhood companion and cousin of Mary, Queen of Scots
• Mary Foley-Berkeley, 17th Baroness Berkeley (1905–1992), British politician and peeress
• Mary Fox, Baroness Holland (1746–1778), British daughter of John FitzPatrick; wife of Stephen Fox, 2nd Baron Holland
• Mary Grey, several people
• Mary Karadja (1868–1943), Swedish princess, writer and spiritualist
• Mary of France, several people
• Mary of Great Britain, several people
• Mary of Guise (1515–1560), Queen consort of James V of Scotland and mother of Mary, Queen of Scots
• Mary of Hungary, several people
• Mary of Lancaster (c. 1320/1321–1362), English daughter of Henry, 3rd Earl of Lancaster and Maud Chaworth
• Mary Lilian Henriette Lucie Josephine Ghislaine Baels, birth name of Lilian, Princess of Réthy (1916–2002), second wife of King Leopold III of Belgium
• Mary Knowlton von Francken-Sierstorpff (1870–1929), American socialite who married a German Count
• Princess Mary of England (1605–1607), daughter of James VI and I
• Princess Mary, several people
• Mary, Princess Royal and Princess of Orange (1631–1660), daughter of Charles I of England
• Mary of England, several people
• Mary of Great Britain, several people
• Mary of Baux-Orange (?–1417), French Princess of Orange
• Mary of Scotland, several people
• Mary of Teck, several people
• Mary of York (1467–1482), daughter of King Edward IV of England and Elizabeth Woodville
• Mary Donaldson (born 1972), Queen consort of Frederik X of Denmark
• Mary Polly Paʻaʻāina (c. 1833–1853), Hawaiian chiefess; daughter of Henry Coleman Lewis and Fanny Kekelaokalani
• Mary Thicknesse-Touchet, 22nd Baroness Audley (1858–1942), English baroness
• Mary, Viscount of Béarn (?–after 1187), French ruler
• Queen Mary, several people

• Daisy, Princess of Pless (Mary Theresa Olivia; née Cornwallis-West; 1873–1943), Welsh princess
• Lady Mary Cecil Grey (1907–2002), English daughter of Charles Grey, 5th Earl Grey
• Lady Mary Child-Villiers (1877–1933), British daughter of Victor Child Villiers, 7th Earl of Jersey
• Lady Mary Clive (1907–2010), English writer and historian; daughter of the above
• Lady Mary Coke (1727–1811), English noblewoman
• Lady Mary Gilmour (1896–1984), English daughter of James Hamilton, 3rd Duke of Abercorn
• Lady Mary Grosvenor (1910–2000), British motor racing- and rally driver, businesswoman, and landowner; daughter of Hugh Grosvenor, 2nd Duke of Westminster and Constance Cornwallis-West
• Lady Mary Feilding (1823–1896), English aristocrat
• Lady Mary Maxwell, Scottish wife of Charles Stuart, 4th Earl of Traquair
• Lady Mary Somerset of Worcester, English daughter of nobleman and politician Charles Somerset, 1st Earl of Worcester
• Lady Mary Trefusis (1869–1927), English hymnwriter and courtier
• Mary Arabella Stewart, Countess of Galloway (1850–1903), Scottish wife of Alan Stewart, 10th Earl of Galloway
• Mary Bertie, Duchess of Ancaster and Kesteven (1730–1793), British courtier; second wife of Peregrine Bertie, 3rd Duke of Ancaster and Kesteven
• Mary Blacknall (1616–1650), English wife of Sir Ralph Verney, 1st Baronet, of Middle Claydon
• Mary Bonaparte (1870–1947), French princess
• Mary Bowes, Countess of Strathmore and Kinghorne (1749–1800), English daughter and heiress of Sir George Bowes
• Mary Boyle, Countess of Cork and Orrery (1746–1840), Anglo-Irish literary hostess
• Mary Butler, Duchess of Ormonde (1664–1733), British second wife of James Butler, 2nd Duke of Ormonde
• Mary Campbell, Countess of Argyll (1628–1668), Scottish wife of Archibald Campbell, 9th Earl of Argyll
• Mary Campbell, Countess of Breadalbane and Holland, English noblewoman
• Mary Caroline Blair (1848–1912), British Duchess
• Mary Cavendish, several people
• Mary Cecil, several people
• Mary Constance Wyndham (1862–1937), English society hostess and countess
• Mary, Countess of Blois (1200–1241), daughter of Walter of Avesnes and Margaret of Blois
• Mary, Countess of Falmouth and Dorset (1645–1679), English courtier and mistress of Charles II of England
• Mary, Countess of Harold (1701–1785), English aristocrat and philanthropist
• Mary Cowper (1685–1724), English countess, courtier, and diarist; wife of William Cowper, 1st Earl Cowper
• Mary Cromwell, Countess Fauconberg (1630s–1713), English noblewoman
• Mary Darcy (1565–1644), English baroness; wife of Thomas Darcy, 1st Earl Rivers
• Mary Darcy, Countess of Holderness (c. 1721–1801), English countess; wife of Robert Darcy, 4th Earl of Holderness
• Mary Dawson, Countess of Dartrey (1854–1939), British peer
• Mary de Monthermer (1297–c. 1371), English noblewoman
• Mary Drummond (1675–1729), Scottish countess; daughter of James Drummond, 4th Earl of Perth
• Mary Dudley, several people
• Mary Elliot-Murray-Kynynmound, Countess of Minto (1858–1940), British aristocrat
• Mary Fane, several people
• Mary Fenwick (?–1708), English wife of Sir John Fenwick, 3rd Baronet
• Mary Fiennes (lady-in-waiting) (1495–1531), English courtier; wife of Henry Norris
• Mary Fitton (1578–1647), Elizabethan gentlewoman; maid of honour to Queen Elizabeth
• Mary FitzMaurice, 4th Countess of Orkney (1755–1831), Scottish peer; daughter of Murrough O'Brien, 1st Marquess of Thomond and Mary O'Brien, 3rd Countess of Orkney
• Mary Forbes, Countess of Granard (?–1797), Irish countess; wife of George Forbes, 3rd Earl of Granard
• Mary Fox-Strangways, Countess of Ilchester (1852–1935), Anglo-Irish noblewoman
• Mary Freeman-Grenville, 12th Lady Kinloss (1922–2012), British peer
• Mary Gargrave (1576–c. 1640), English courtier to Anne of Denmark
• Mary Goelet (1878–1937), American-born Scottish duchess, heiress, and socialite
• Mary Hamilton, several people
• Mary Harcourt, Viscountess Harcourt (1874–1961), American-born British aristocrat and philanthropist
• Mary Harmsworth, Viscountess Northcliffe (1867–1963), English wife of publisher Alfred Harmsworth, 1st Viscount Northcliffe
• Mary Hastings (c. 1552–c. 1589), English courtier; daughter of Francis Hastings, 2nd Earl of Huntingdon
• Mary Haughey, Baroness Ballyedmond (born 1947), Northern Irish billionaire heiress and businesswoman
• Mary Herbert, several people
• Mary Hervey (c. 1700–1768), English courtier
• Mary Hill, several people
• Mary Howard, several people
• Mary Hungerford (c. 1468–1530s), English daughter of Thomas Hungerford of Rowden
• Mary Innes-Ker, Duchess of Roxburghe (1915–2014), British aristocrat
• Mary Jane Brabazon, Countess of Meath (1847–1918), British philanthropist; daughter of Amelia, Countess of Lauderdale, and Thomas Maitland, 11th Earl of Lauderdale
• Mary Jenkinson, Countess of Liverpool (1777–1846), British wife of Robert Jenkinson, 2nd Earl of Liverpool
• Mary Jeune, Baroness St Helier (1845–1931), British politician; wife of Francis Jeune, 1st Baron St Helier
• Mary Louisa Bruce, Countess of Elgin (1819–1898), British aristocrat and writer
• Mary Montagu, several people
• Mary Mumford, 15th Lady Herries of Terregles (1940–2017), Scottish peeress
• Mary Nevill, several people
• Mary of Avesnes (1280–1354), French daughter of John II, Count of Holland and Philippa of Luxembourg; brother of William I, Count of Hainaut
• Mary of Bourbon (1515–1538), French daughter of Charles, Duke of Vendôme, and Françoise d'Alençon
• Mary of Guelders (c. 1434–1463), daughter of Arnold, Duke of Guelders
• Mary of Burgundy, several people
• Mary of Lusignan, several people
• Mary of Nassau-Siegen (1418–1472), German countess
• Mary of Nassau-Siegen (1491–1547), German countess
• Mary Osborne, Duchess of Leeds (1723–1764), British daughter of Henrietta Godolphin, née Churchill, 2nd Duchess of Marlborough, and Francis Godolphin, 2nd Earl of Godolphin
• Mary Palmer (born 1750) (1750–1820), Irish marchioness
• Mary Paulet (c. 1540–1592), English noblewoman
• Mary Paulet, Marchioness of Winchester (?–1680), English marchioness; wife of Charles Paulet, 6th Marquess of Winchester
• Mary Pelham, Countess of Chichester (1776–1862), English wife of Thomas Pelham, 2nd Earl of Chichester
• Mary Percy, several people
• Mary Pitt, Countess of Chatham (1762–1821), English noblewoman and political campaigner; wife of John Pitt, 2nd Earl of Chatham
• Mary Ravenscroft (?–1796), Scottish wife of Charles Stewart, 7th Earl of Traquair
• Mary Rich, Countess of Warwick (1625–1678), English countess and writer
• Mary Rosse (1813–1885), Anglo-Irish astronomer, architect, furniture designer, and photographer; wife of William Parsons, 3rd Earl of Rosse
• Mary Sackville (c. 1586–1645), English royal governess
• Mary Sackville, Countess of Dorset (1669–1691), English aristocrat; wife of poet and courtier Charles Sackville, 6th Earl of Dorset
• Mary Scott, 3rd Countess of Buccleuch (1647–1661), Scottish peer
• Mary Scrope (?–1548), English courtier
• Mary Scudamore (c. 1550–1603), English courtier to Elizabeth I
• Mary Seymour, several people
• Mary of Shaftesbury (?–1215/1216), English Roman Catholic abbess; daughter of Count Geoffrey V of Anjou and half-sister of King Henry II of England
• Mary Shirley, Countess Ferrers (1733–1807), English noblewoman
• Mary Sidney, several people
• Mary Somerset, several people
• Mary Stanley, Countess of Derby (1824–1900), English grande dame and political hostess
• Mary Stopford, Countess of Courtown, several people
• Mary Stuart, several people
• Mary Sturt, Baroness Alington (1902–1936), English socialite; daughter of Anthony Ashley-Cooper, 9th Earl of Shaftesbury and Lady Constance Sibell Grosvenor
• Mary Trevelyan (Lady) (1881–1966), English political hostess and voluntary worker
• Mary Villiers, Countess of Buckingham (c. 1570–1632), English countess; mother of George Villiers, 1st Duke of Buckingham
• Mary von Bothmer (1842–1901), English-German writer and aristocrat
• Mary von Rosen (1886–1967), Swedish Lutheran religious worker; wife of Count Eric von Rosen
• Mary von Waldersee (1837–1914), American-born German philanthropist; wife of Prince Frederick of Schleswig-Holstein-Sonderburg-Augustenburg and Count Alfred von Waldersee
• Mary Waldegrave, Countess Waldegrave (1850–1933), British peeress
• Mary Watson-Wentworth, Marchioness of Rockingham (1735–1804), English wife of Charles Watson-Wentworth, 2nd Marquess of Rockingham
• Mary Wood, Viscountess Halifax (1807–1884), English noblewoman
• Mary Woodhouse (?–1656), English daughter of Henry Woodhouse (MP)
• Mary Woodville (c. 1456–1481), English sister of Edward IV's Queen consort, Elizabeth Woodville, and of Anthony Woodville, 2nd Earl Rivers; first wife of William Herbert, 2nd Earl of Pembroke
• Mary Wriothesley, Countess of Southampton (1552–1607), wife of Henry Wriothesley, 2nd Earl of Southampton; mother of Henry Wriothesley, 3rd Earl of Southampton

• Mary Ainslee (1914–1991), American actress
• Mary Akrivopoulou (born 1975), Greek actress
• Mary Ansell (actress) (1861–1950), English actress
• Mary Apick (born 1954), Iranian actress
• Mary Aroni (1916–1992), Greek actress
• Mary Astor (1906–1987), American actress
• Mary Badham (born 1952), American actress
• Mary Barclay (1916–2008), English actress
• Mary Begoña (1925–2020), Spanish actress
• Mary Kay Bergman (1961–1999), American voice actress
• Mary Birdsong (born 1968), American actress and comedian
• Mary Boland (1882–1965), American actress
• Mary Bradshaw (d. 1780), English actress
• Mary Brian (1906–2002), American actress
• Mary Bronstein (born 1979), American actress and film director
• Mary Brough (1863–1934), English actress
• Mary Bulkley (1747 or 1748 – 1792), English actress and dancer
• Mary Cadorette (born 1957), American actress
• Mary Carlisle (1914–2018), American actress and dancer
• Mary Carmen Ramírez (born 1932), Spanish actress
• Mary Carr (1874–1973), American actress
• Mary Carrillo (1919–2009), Spanish actress
• Mary Carver (1924–2013), American actress
• Mary Casson (1914–2009), English actress
• Mary Castle (1931–1998), American actress
• Mary Charleson (1890–1961), Irish actress
• Mary Charleston, Australian actress and choreographer
• Mary Cheung (born 1952), Hongkonger beauty pageant winner, image consultant, and actress
• Mary Chieffo (born 1992), American actress
• Mary Chronopoulou (1933–2023), Greek actress
• Mary Collinson (1952–2021), Maltese-British actress and model
• Mary Corbett, 17th-century English actress
• Mary Costa (born 1930), American actress and singer
• Mary Coustas (born 1964), Australian actress and writer
• Mary Crosby (born 1959), American actress
• Mary Dibley (1883–1968), British actress
• Mary Dimino (fl. 2008–2015), American actress and comedian
• Mary Doran (1910–1995), American actress
• Mary Dormal, 1930s and 1940s Argentine actress
• Mary Dresselhuys (1907–2004), Dutch actress
• Mary Elmy (1712–1792), British actress
• Mary Faber (fl. 2005–present), American actress
• Mary Fenton (c. 1854 – c. 1896), Indian actress
• Mary Fickett (1928–2011), American actress
• Mary Field (1909–1996), American actress
• Mary Forbes (1883–1974), British-American actress
• Mary Frann (1943–1998), American actress
• Mary Fuller (1888–1973), American actress
• Mary Galloway (fl. 2011–present), Canadian actress and film writer
• Mary Gannon (1829–1868), American actress
• Mary Germaine (born 1933), English actress
• Mary Gish (1876–1948), American actress
• Mary Gladstane, 19th-century Irish-American actress
• Mary Glynne (1895–1954), Welsh actress
• Mary Gross (born 1953), American actress and comedian
• Mary Harron (actress), American actress
• Mary Hartline (1927–2020), American actress and model
• Mary Hatcher (1929–2018), American actress and soprano
• Mary Heron (actress) (d. 1736), British actress
• Mary Hignett (1916–1980), British actress
• Mary Hon (born 1954), Hongkonger actress
• Mary Jerrold (1877–1955), English actress
• Mary Kent (before 1692 – after 1718), English actress
• Mary Kerridge (1914–1999), English actress
• Mary Kid (1901–1988), German actress
• Mary Knep (d. 1681), English actress
• Mary Kornman (1915–1973), American actress
• Mary Lalopoulou (1926–1989), Greek actress
• Mary LaRoche (1920–1999), American actress and singer
• Mary Lazarus (fl. 2002–present), Nigerian actress
• Mary Loos (1910–2004), American actress and screenwriter
• Mary MacArthur (actress) (1930–1949), American actress
• Mary Mackenzie (1922–1966), English actress
• Mary MacLaren (1900–1985), American actress
• Mary Maguire (1919–1974), Australian actress
• Mary Makhatho (1965–2017), South African actress
• Mary Mara (1960–2022), American actress
• Mary Marlowe (1884–1962), Australian actress and journalist
• Mary Marquet (1895–1979), French actress
• Mary Maude (fl. 1970–1991), British actress
• Mary Maurice (1844–1918), American actress
• Mary Mayberry (1907–1972), American actress
• Mary McAllister (1908–1991), American actress
• Mary McCarty (actress) (1923–1980), American actress, comedian, and singer
• Mary McCormack (born 1969), American actress
• Mary McDonnell (born 1952), American actress
• Mary McEvoy (born 1954), Irish actress
• Mary McIvor (1897–1941), American actress
• Mary Meade (1923–2003), American actress
• Mary Merrall (1890–1973), English actress
• Mary Mersch (1887–1956), American actress
• Mary Millington (1945–1979), English model and actress
• Mary Moder (1905–1993), American actress
• Mary Mouser (born 1996), American actress
• Mary Mozeen (1724 or before – 1773), British singer and actress
• Mary Murillo (1888–1944), English actress
• Mary Neely (born 1991), American actress and director
• Mary Newcomb (1893–1966), American actress
• Mary Newland (1903–1984), English actress
• Mary Nighy (born 1984), English actress
• Mary Njoku (born 1985), Nigerian actress
• Mary Odette (1901–1987), French actress
• Mary Oyaya (fl. 1993–present), Kenyan actress
• Mary Parets (fl. 1937–1943), Argentine actress
• Mary Peach (born 1934), British actress
• Mary Philbin (1902–1993), American actress
• Mary Philips (1901–1975), American actress
• Mary Pickford, Canadian actress
• Mary Queeny (1913–2003), Egyptian actress
• Mary Rawson, American actress
• Mary Riggans (1935–2013), Scottish actress
• Mary Rorke (1858–1938), British actress
• Mary Santpere (1913–1992), Spanish actress
• Mary Saunderson (1637–1712), English actress and singer
• Mary Scheer (born 1963), American actress
• Mary Sellers (born 1962), Italian actress
• Mary Servoss (1888–1968), American actress
• Mary Slingsby (d. 1693?), English actress
• Mary Stävin (born 1957), Swedish actress and model
• Mary Steenburgen (born 1953), American actress
• Mary Stein (fl. 1990–present), American actress
• Mary Stockley (fl. 2001–2021), British actress
• Mary Tamm (1950–2012), British actress
• Mary Tarcai (1906–1979), American actress
• Mary Testa (fl. 1979–present), American actress
• Mary Thurman (1895–1925), American actress
• Mary Treen (1907–1989), American actress
• Mary Tsoni (1987–2017), Greek actress and singer
• Mary Twala (1939–2020), South African actress
• Mary Uranta (fl. 2006–present), Nigerian actress
• Mary Ure (1933–1975), British actress
• Mary Vining (1790–1868), English actress
• Mary Walter (1912–1993), Filipino actress
• Mary Waltman (fl. 2006–2008), American actress
• Mary Warner (1804–1854), English actress and theatre manager
• Mary Welch (1922–1958), American actress
• Mary Whitfield (d. 1795), British actress
• Mary Wickes (1910–1995), American actress
• Mary Wimbush (1924–2005), English actress
• Mary Woodvine (born 1967), British actress
• Mary Woronov (born 1943), American actress
• Mary Wynn (1902–2001), American actress

• Mary Abrams (fl. 2019–2021), American politician
• Mary Auld (1893–1984), Scottish politician and women's organizer
• Mary Banotti (1939–2024), Irish politician
• Mary Batchelor (1927–2009), New Zealand trade unionist, feminist, and politician
• Mary Beattie (1923–2015), American politician
• Mary Beck (1908–2005), American politician, female activist, and journalist
• Mary Becker, American former schoolteacher, politician, and mayor
• Mary Begumisa (born 1976), Ugandan politician
• Mary L. Behrens (fl. 1987–1988), American politician
• Mary Bellamy (1861–1955), American teacher, politician, and suffragist
• Mary H. Boergers (born 1946), American politician and educator
• Mary Bono (born 1961), American politician, businesswoman, and lobbyist
• Mary B. Boren (fl. 2019–present), American politician
• Mary Bradfield (fl. 2021–present), American politician and retired teacher
• Mary Bradley (politician) (born 1942), Northern Irish politician
• Mary Brandenburg (born 1949), American politician
• Mary Brennan (born 1954), American politician
• Mary Broadaway (fl. 2013–2017), American politician
• Mary Burrows (1932–2018), American politician
• Mary Caferro (born 1959), American politician
• Mary Callaghan (fl. 2019–present), Irish politician
• Mary Cathcart (born 1942), American politician
• Mary Cheh (born 1950), American politician
• Mary Chen (born 1955), Taiwanese environmentalist and politician
• Mary Chiappe (d. 2017), Gibraltarian writer and politician
• Mary Cirelli (born 1939), American politician
• Mary Clancy (born 1948), Canadian politician
• Mary Z. Connaughton (born 1960), American politician
• Mary A. Conroy (1931–2014), American politician
• Mary Cosgrave (c. 1877 – 1941), Irish social worker and politician
• Mary Geigus Coulter (1859–1946), American lawyer and politician
• Mary Coyle (born 1954), Canadian politician
• Mary Creagh (born 1967), British politician
• Mary Denny (fl. 1993–2007), American politician
• Mary Deros (fl. 1998–present), Canadian politician
• Mary Donohue (born 1947), American retired educator, attorney, politician, and judge
• Mary Dreaver (1887–1961), New Zealand politician
• Mary DuBuisson (fl. 2018–2024), American politician
• Mary Duvall (born 1962), American politician
• Mary Dye (born 1961), American politician
• Mary L. Easley (fl. 1997–2010), American politician
• Mary Easson (born 1955), Australian politician
• Mary B. Edelen (born 1944), American politician
• Mary Eide (1924–2013), Norwegian politician
• Mary Ekstrom (born 1951), American politician
• Mary Fagan (born 1939), English politician
• Mary Fallin (born 1954), American politician
• Mary Fantasia (1919–2020), American politician
• Mary Farquharson (1901–1982), American politician
• Mary Fee (born 1954), Scottish politician
• Mary Felzkowski (born 1963), American businesswoman and politician
• Mary Figg (born 1934), American politician
• Mary Fitzpatrick (born 1969), Irish politician
• Mary Flake de Flores (born 1950), former First Lady of Honduras
• Mary E. Flowers (born 1951), American politician
• Mary L. Fonseca (1915–2005), American politician
• Mary Forsythe (1920–2007), American politician and music teacher
• Mary Fosse (fl. 2022–present), American politician
• Mary Fragedakis (born 1971), Canadian politician
• Mary Franson (born 1977), American politician
• Mary Freehill (born 1946), Irish politician
• Mary Freitas (fl. 2014–present), American politician
• Mary Fritz (1938–2016), American politician
• Mary Gallegos (fl. 2003–2005), American politician
• Mary Gant (born 1936), American politician
• Mary Gaskill (born 1941), American politician
• Mary A. Gillen (1894–1963), American politician
• Mary Gillett (born 1958), Australian politician
• Mary Gilu (fl. 1975–1977), Vanuatuan politician
• Mary Gingell (fl. 1991–1993), American politician
• Mary Glenski (born 1930), American politician
• Mary Glindon (born 1957), English politician
• Mary Gojack (1936–1985), American politician
• Mary González (born 1983), American politician
• Mary B. Goodhue (1921–2004), American lawyer and politician
• Mary Griffin (1926–2022), American politician
• Mary Grigg (1897–1971), New Zealand politician
• Mary R. Grizzle (1921–2006), American politician
• Mary Hagan-Harrell, American politician
• Mary Hales (fl. 2007–2010), American politician
• Mary Hanafin (born 1959), Irish politician
• Mary Harney (born 1953), Irish politician
• Mary Hartley (born 1954), American politician
• Mary Hayashi (born 1967), American politician
• Mary Herrera (born 1959), American politician
• Mary Hoade, Irish politician
• Mary Hodder (born 1945), Canadian politician
• Mary Hodge (born 1946), American politician
• Mary Holt (1924–2021), British politician and judge
• Mary Honeyball (born 1952), British politician
• Mary Hooper, American politician and civic leader
• Mary Hubler (born 1952), American attorney and politician
• Mary Isaacson (born 1970), American politician
• Mary Jackman (1943–2022), Irish politician
• Mary Jeff (1873–1941), Scottish activist and politician
• Mary Kasten (born 1928), American politician
• Mary Keefe (fl. 2013–present), American politician
• Mary Kiffmeyer (born 1946), American politician
• Mary Killiktee (fl. 2021–present), Canadian politician
• Mary Kincaid-Chauncey (fl. 1997–2005), American politician
• Mary Theresa King-Myers (fl. 1938–1967), Canadian politician
• Mary Kolar (born 1958), American retired military officer and politician
• Mary E. Kramer (born 1935), American politician
• Mary O. Kryszak (1875–1945), American politician
• Mary Kunesh (born 1960), American politician
• Mary Landrieu (born 1955), American entrepreneur and politician
• Mary Lanigan (fl. 2002–2023), British politician
• Mary Lazich (born 1952), American politician
• Mary A. Lehman (born 1964), American politician
• Mary LeMessurier (1929–2018), Canadian politician
• Mary Lightbody (born 1952), American educator and politician
• Mary Lilly (1859–1930), American politician and social activist
• Mary Littleton (born 1957), American politician
• Mary Lundby (1948–2009), American politician
• Mary C. MacGuire (fl. 1993–1994), American politician
• Mary MacSwiney (1872–1942), Irish activist, politician, and teacher
• Mary Madison (born 1950), American politician
• Mary Madkour (1927–2013), American politician
• Mary Manross (fl. 2000–2009), American politician
• Mary Masanja (born 1975), Tanzanian politician
• Mary Mascher (born 1952), American politician
• Mary Mawai (fl. 2021–present), South Sudanese politician
• Mary C. McAdams (1869–1950), American politician
• Mary McAleese (born 1951), 8th President of Ireland
• Mary McAlister (1896–1976), Scottish politician
• Mary E. McAllister (1937–2020), American politician
• Mary McArdle, Irish politician
• Mary McCarty (born 1954), American politician
• Mary McClure (1939–2016), American politician
• Mary McGowan (1885–1980), American politician
• Mary McNally (born 1955), American politician and educator
• Mary McNeil (fl. 2009–2013), Canadian politician
• Mary McSorley (fl. 1981–1993), Irish politician
• Mary Mdziniso (1924–2000), Swazi politician
• Mary K. Meany (1897–2000), American politician and educator
• Mary Mead (1935–1996), American politician
• Mary Meillon (1919–1980), Australian politician
• Mary Mercer (1883–1945), British politician
• Mary Messier (born 1952), American politician
• Mary Metcalfe (born 1954), South African politician
• Mary Miller (politician) (born 1959), American politician
• Mary V. Mochary (born 1942), American politician and lawyer
• Mary Mooney (born 1958), Irish politician
• Mary Morales (fl. 2015–present), Venezuelan politician
• Mary Moriarty (born 1964), American politician
• Mary Mosiman (born 1962), American politician
• Mary Mugyenyi (born 1957), Ugandan politician
• Mary Mulhern (born 1959), American politician
• Mary Mulligan (born 1960), Scottish politician
• Mary Munive (born 1981), Second Vice President of Costa Rica
• Mary Musa (d. 2015), Sierra Leonean politician
• Mary Mushinsky (born 1951), American politician
• Mary Nagu (born 1952), Tanzanian politician
• Mary Naidu (fl. 1964–1970), Indian politician
• Mary Nelis (born 1935), Irish politician
• Mary Neuhauser (born 1934), American politician
• Mary Ng (born 1969), Canadian politician
• Mary L. Nock (1903–1987), American politician
• Mary Norwood (born 1952), American politician
• Mary E. Odde (1918–1990), American politician
• Mary H. Odom (1921–2014), American educator and politician
• Mary Ogg (1944 or 1945 – 2022), New Zealand politician
• Mary Karooro Okurut (born 1954), Ugandan educator, author, and politician
• Mary Olson (born 1958), American politician
• Mary O'Rourke (1937–2024), Irish politician
• Mary L. Padula (fl. 1983–1996), American former politician
• Mary Panzer (born 1951), American politician
• Mary Peltola (born 1973), American politician and former tribal judge
• Mary Peterson (1885–1973), American politician
• Mary Pickens (fl. 1995–2003), American politician
• Mary Pinkett (1926–2003), American politician
• Mary Polak (born 1967 or 1968), Canadian politician
• Mary Poling (born 1946), American politician
• Mary Previte (1932–2019), American politician
• Mary Pruitt (1934–2020), American politician
• Mary Putland (1783–1864), Australian politician
• Mary Quirk (1880–1952), Australian politician
• Mary Risteau (1890–1978), American politician
• Mary Robichaux (born 1955), American politician
• Mary Rogeness (born 1941), American politician
• Mary Salas (born 1948), American politician
• Mary Salisbury (1917–2008), English politician
• Mary Sawatzky (born 1961), American politician
• Mary Schneider (politician) (fl. 2014–present), American politician
• Mary Schryer (fl. 2006–2010), Canadian politician
• Mary K. Schwope (fl. 1974–1991), American politician
• Mary Seery Kearney (fl. 2019–present), Irish politician
• Mary Shadow (1925–1992), American politician
• Mary K. Shell (1927–2018), American politician
• Mary Shields (fl. 1999–2015), Irish politician
• Mary Shortall (born 1958), Canadian politician
• Mary Singleton (1926–1980), American politician and teacher
• Mary Skinner (1945–2009), American politician
• Mary E. Small (born 1954), American politician
• Mary Soderberg (fl. 2008–2015), American politician
• Mary Souza (fl. 2014–2022), American politician
• Mary Sykes (1896–1981), British politician and lawyer
• Mary Throne (born c. 1960), American politician
• Mary Thurston (fl. 2016–2022), New Zealander politician
• Mary Turok, South African politician and activist
• Mary Upton (born 1946), Irish politician
• Mary Valentine (born 1946), American politician
• Mary Vanderlinde (1929–2005), American politician
• Mary Varallo (1897–1979), American politician
• Mary Verner (born 1956), American politician
• Mary Wallace (born 1959), Irish politician
• Mary Welander (fl. 2021–present), American politician
• Mary Whiteford (born 1964), American politician
• Mary Willey (1941–2022), Australian politician
• Mary Wolfe (born 1963), American politician
• Mary Wooldridge (born 1967), Australian politician
• Mary Yap (born 1951), Malaysian politician
• Mary Zoghby (born 1933), American politician
• Mary Zone (1919–2005), American politician

• Mary Brickell, American wife of William Brickell
• Mary Bushiri, Malawian wife of Shepherd Bushiri
• Mary Cowen, Irish wife of Brian Cowen
• Mary Drelincourt (c. 1678 – 1755), Welsh benefactor and wife of Peter Drelincourt
• Mary Fenech Adami (1933–2011), Maltese wife of Eddie Fenech Adami
• Mary Groves (d. 1870), English wife of George Müller
• Mary Guillermin, American family therapist and artist and wife of John Guillermin
• Mary Haydon, English wife of George Silver
• Mary Lum (1758–1815), American wife of Stephen Girard
• Mary Mandeville, Irish wife of John Mandeville
• Mary Marquardt, American wife of Harrison Ford from 1964 to 1979
• Mary Max (1966–2019), American animal rights activist and wife of Peter Max
• Mary McGlinchey, Irish wife of Dominic McGlinchey
• Mary Meachum (c. 1805 – 1869), American wife of John Berry Meachum
• Mary Moutray (c. 1752 – 1844), American wife of John Moutray
• Mary Oldfield (1793–1875), American and 47th wife of Brigham Young
• Mary Ormond (c. 1702 – c. 1759), American wife of Blackbeard
• Mary Pardoe (1768–1844), Australian convict and wife of Peter Hibbs
• Mary Pennyman (1630–1701), English religious polemicist and wife of John Pennyman
• Mary Perdue, American wife of Sonny Perdue
• Mary Pingo, English wife of Thomas Pingo
• Mary Pordage, English wife of Samuel Pordage
• Mary Plummer (1849–1922), American-born pupil and wife of Georges Clemenceau
• Mary Rockefeller (1907–1999), American wife of Nelson A. Rockefeller from 1930 to 1962
• Mary Scheier (1908–2007), American ceramic artist and wife of Edwin Scheier
• Mary Schoonmaker (d. 1917), American and first wife of Alton B. Parker
• Mary Sellwood, English journalist and wife of Arthur V. Sellwood
• Mary Stead, American wife of Charles Cotesworth Pinckney
• Mary Steele (1678–1718), Welsh landowner and wife of Sir Richard Steele
• Mary Tarrero-Serrano (1924–2010), Cuban politician and second wife of Carlos Prío Socarrás
• Mary Van Cott (1844–1884), American and 52nd wife of Brigham Young
• Mary Weld, English wife of Thomas Allen

• Mary (slave) (c. 1824–1838), American teenage slave executed for murder
• Mary A. Ahrens (1836–1921), English-American teacher, lawyer, and social reformer
• Mary A. Aston (c. 1836–1913), American army nurse during the American Civil War
• Mary Atkinson (suffragette), British suffragette and trade unionist
• Mary Alice Barton (1917–2003), American quilter, quilt historian, collector, and philanthropist
• Mary A. Blood (1851–1927), American teacher of elocution and expression
• Mary A. Bomar (1944–2022), English-born American national park service director
• Mary Forrest Bradley (1869–1965), American historian
• Mary A. Brigham (1829–1889), American educator
• Mary A. Brinkman (1846–1932), American homeopathic physician
• Mary Antoinette Brown-Sherman (1926–2004), Liberian educator and first woman head of a university or college in Africa
• Mary A. Conlon (1870–1936), American elementary school principal
• Mary A. Cornelius (1829–1918), American author and social reformer
• Mary A. G. Dight (1860–1923), American physician
• Mary A. Hickey (1874–1954), American nurse and health administrator
• Mary A. Kingsbury (1865–1958), American school library pioneer
• Mary A. Legere, American retired army general
• Mary A. McCurdy (1852–1934), African-American temperance advocate and suffragist
• Mary A. Reardon (1912–2002), American liturgical artist and illustrator of children's books
• Mary Abel (c. 1850–1938), American food writer
• Mary Abichi (born 1990), British track and field sprinter
• Mary Abney (1676–1750), English landowner
• Mary Abukutsa-Onyango (born 1959), Kenyan humanitarian and agricultural scientist
• Mary Adair (born 1936), American Cherokee Nation educator and painter
• Mary Adshead (1904–1995), English painter, muralist, illustrator, and designer
• Mary Aggie, 18th-century African-American slave who participated in a trial that resulted in Virginia allowing slaves to claim benefit of clergy
• Mary Agria (born 1941), American writer
• Mary Aikenhead (1787–1858), Irish Roman Catholic nun and health professional
• Mary Ainsworth (1913–1999), American-Canadian developmental psychologist
• Mary Ajami (1888–1965), Syrian poet and pioneering feminist writer in Arabic
• Mary Akinyemi (born 1954), Nigerian former sprinter
• Mary Akor (born 1976), Nigerian-American athlete
• Mary Akrami (born 1975/1976), Afghan women's rights activist
• Mary Al-Atrash (born 1994), Palestinian swimmer
• Mary Albert (born 1952), American earth scientist and professor of engineering
• Mary Albertson (1838–1914), American botanist and astronomer
• Mary Alcock (c. 1742–1798), English poet, essayist, and philanthropist
• Mary Alcorn (1866–1928), New Zealand interior designer and business owner
• Mary Alessi, American Christian songwriter and worship leader
• Mary Alfonsi, real name of Donna Christanello (1942–2011), American professional wrestler
• Mary Alger (1838–1894), British headmistress
• Mary Aline Wilshin, birth name of Sunday Wilshin (1905–1991), British actress and radio producer
• Mary Allerton (c. 1616–1699), Dutch settler of Plymouth Colony
• Mary Allies (1852–1927), English Roman Catholic historian, writer, and translator
• Mary Allis (1899–1987), American dealer of art and antiques
• Mary Allitt (1925–2013), Australian cricketer
• Mary Alment (1834–1908), Irish landscape- and portrait artist
• Mary Almond (1928–2015), English physicist, radio astronomer, palaeomagnetist, mathematician, and computer scientist
• Mary Almy (1883–1967), American architect
• Mary Aloe, American film- and television producer
• Mary Alwyn, alternate name of Doreen Carwithen (1922–2003), English composer of classical- and film music
• Mary Ama, Cook Islands-New Zealand artist and community arts organiser
• Mary Ambler (1805–1868), American humanitarian and fuller
• Mary Ambree (fl. 1584), English army soldier
• Mary Amdur (1921–1998), American toxicologist and public health researcher
• Mary Amiti, Australian economist
• Mary Amons, American cast member on The Real Housewives of D.C.
• Mary Amponsah (born 2006), Ghanaian professional footballer
• Mary Andersson (1929–2020), Swedish author and playwright
• Mary Andross (1893–1968), Scottish chemist
• Mary Anning (1799–1847), English fossil collector, dealer, and palaeontologist
• Mary Ansell (?–1899), English woman executed for murder
• Mary Anselmo, American billionaire businesswoman
• Mary Anthony (1916–2014), American choreographer, modern dancer, and dance teacher
• Mary Antin (1881–1949), American author and immigration rights activist
• Mary Appelhof (1936–2005), American biologist, vermicomposter, and environmentalist
• Mary Applebey (1916–2012), English civil servant and mental health campaigner
• Mary Archer (born 1944), English scientist, educator, and businesswoman
• Mary Armanios, American oncologist and professor
• Mary Armine (?–1676), English gentlewoman and benefactor
• Mary Arrigan (born 1943), Irish illustrator, artist, and novelist
• Mary Ashley (1931–1996), American video- and performance artist and painter
• Mary Ashun (born 1968), Ghanaian-Canadian educator, author, and researcher
• Mary Astell (1666–1731), English protofeminist writer, philosopher, and rhetorician
• Mary Audsley (1919–2008), English painter and sculptor
• Mary Ayubi, Afghan filmmaker and journalist
• Mary Azarian (born 1940), American woodcut artist and children's book illustrator
• Mary Azcuenaga (born 1945), American attorney
• Mary Azrael (born 1943), American author and poet
• Mary B. Malveaux (born 1967), American lawyer and judge
• Mary B. McCord, American lawyer, national security analyst, and former government official
• Mary B. Moser (1924–2013), American field linguist and Bible translator
• Mary B. Schuenemann (1898–1992), American painter
• Mary B. Warlick (born 1957), Australian-born American diplomat
• Mary B. Weaver (1887–1978), American farmer and state legislator
• Mary Bacon (1948–1991), American Thoroughbred jockey and model
• Mary Baguley (?–1675), English woman who was executed for witchcraft
• Mary Baines (1932–2020), British palliative care physician
• Mary Ballou (1809–1894), American memoirist
• Mary Balogh (born 1944), Welsh-Canadian novelist
• Mary Bamber (1874–1938), Scottish socialist, trade unionist, social worker, and suffragist
• Mary Bancroft (1903–1997), American novelist and spy
• Mary Bankes (c. 1598–1661), English cavalier
• Mary Bannister, sister of S Bannister (1787–?), British equestrian performer and tightrope walker
• Mary Barbour (1875–1958), Scottish political activist, local councillor, bailie, and magistrate
• Mary Bard (1904–1970), American writer
• Mary Barkas (1889–1959), New Zealand psychiatrist, physician, and author
• Mary Barksdale (1920–1992), African-American nurse, businesswoman, and civil rights activist
• Mary Barkworth (born 1941), English-born American botanist and professor emerita
• Mary Barnard (1909–2001), American poet, biographer, and translator
• Mary Barra (born 1961), American businesswoman
• Mary Barratt Due (1888–1969), Norwegian pianist
• Mary Bartelme (1866–1954), American judge and lawyer
• Mary Bass (1905–1996), American journalist, writer, and executive editor
• Mary Bastholm, English murder victim
• Mary Bastian (1948–1985), Sri Lankan Tamil human rights activist and Roman Catholic priest
• Mary Batcher, American statistician
• Mary Bateman (1768–1809), English alleged witch who was executed for murder
• Mary Bateson (historian) (1865–1906), English historian and suffrage activist
• Mary Batten (born 1937), American science writer
• Mary Battersby (fl. 1801–1841), Irish artist and naturalist
• Mary Bauermeister (1934–2023), German artist
• Mary Baughman (1874–1956), American physician, medical school professor, and clubwoman
• Mary Baumgartner (1930–2018), American AAGPBL player
• Mary Bayley (1816–1899), British temperance activist and pamphlet writer
• Mary Bayliss (1940–2019), English magistrate
• Mary Baynton (c. 1515–?), English impostor
• Mary Beal (1878–1964), American botanist
• Mary Beale (1633–1699), English portrait painter
• Mary Beams (born 1945), American artist and animator
• Mary Beasley (1933–2024), Australian public servant and business executive
• Mary Beaton (c. 1543–1597), Scottish courtier and poet
• Mary Beaudry (1950–2020), American archaeologist, educator, and author
• Mary Beckerle, American cell biologist
• Mary Beckett (1926–2013), Irish author
• Mary Beckinsale (?–2019), English art historian
• Mary Beckman (born 1953), American professor emerita of linguistics
• Mary Bedford (1907–1997), South African freestyle swimmer
• Mary Beever (1802–1883), British artist and botanist
• Mary Behrend, 19th-century American philanthropist
• Mary Beilby (c. 1750–1797), English enameller and glass-painter
• Mary Beisiegel, Canadian-born American associate professor of mathematics
• Mary Beloff, Argentine jurist
• Mary Benton (1855–1944), English headteacher
• Mary Benwell (1739–?), English artist, miniaturist, and pastellist
• Mary Berenson (1864–1945), American art historian
• Mary Berg (1924–2013), Polish Holocaust survivor and diarist
• Mary Berg (chef) (born 1989), Canadian television host, author, and cook
• Mary Bergin (born 1949), Irish folk musician
• Mary Berkeley (born 1965), English retired long jumper
• Mary Berkheiser, American lawyer and professor of law
• Mary Berko (born 1988), Ghanaian footballer
• Mary Bernheim (1902–1997), English biochemist
• Mary Bettans (c. 1788–1859), English dressmaker
• Mary Beyt (born 1959), American artist
• Mary Biddinger (born 1974), American poet, editor, and academic
• Mary Bidwell (1881–1996), American supercentenarian
• Mary Bierbaum (born 1955), American writer
• Mary Birdsall (1828–1894), American suffragette, temperance worker, and journalist
• Mary Birshtein (1902–1992), Soviet social scientist
• Mary Bishai (born 1970), American physicist
• Mary Blade (1913–1994), American engineer, camp director, and professor
• Mary Blandy (c. 1720–1752), English murderer
• Mary Blathwayt (1879–1961), English feminist, suffragette, and social reformer
• Mary Blewett (born 1938), American author and academic
• Mary Blue, American neurobiologist, computational neurologist, and associate professor
• Mary Bluett (born 1951), Australian trade unionist and teacher
• Mary Blume, American historian and biographer
• Mary Bly (born 1962), American writer and professor
• Mary Boakye (born 2000), Ghanaian track and field athlete
• Mary Bock, American journalist and professor of journalism
• Mary Boggs (1920–2002), American muralist and textbook author
• Mary Boies (born 1950), American attorney
• Mary Bolton (addiction counsellor) (1920–1996), Irish counsellor and (non-clinical) psychotherapist
• Mary Bonauto (born 1961), American lawyer and civil rights advocate
• Mary Bonner (1887–1935), American printmaker
• Mary Bonney (1816–1900), American educator and advocate for Native American rights
• Mary Bonnin, American underwater diver and former U.S. Navy sailor
• Mary Bookstaver (1875–1950), American feminist, political activist, and editor
• Mary Everest Boole (1832–1916), English mathematician
• Mary Boone (born 1951/1952), American art dealer and collector
• Mary Booze (1878–1955), American political organizer and activist
• Mary Boquitas (born 1969), Mexican singer and actress
• Mary Borden (1886–1968), American-British novelist and poet
• Mary Borgstrom (1916–2019), Canadian potter, ceramist, and artist
• Mary Borkowski (1916–2008), American fiber artist
• Mary Bothwell (1900–?), Canadian classical vocalist and painter
• Mary Botsford (1865–1939), American anesthesiologist
• Mary Boulding (1929–2009), English Roman Catholic nun, theologian, writer, and translator
• Mary Bourke-Dowling (1882–1944), Irish suffragette and republican
• Mary Bousted (born 1959), British trade unionist
• Mary Bouxsein, American biomechanical engineer and orthopedic researcher
• Mary Bowerman (1908–2005), American botanist
• Mary Bowermaster (1917–2011), American masters athlete
• Mary Bowman (1908–2002), American economist
• Mary Bownes (born 1948), English molecular- and developmental biologist, and emerita professor
• Mary Bowser, 19th-century American Union spy during the American Civil War
• Mary Box (?–1679), English school founder
• Mary Boyoi (born 1974), South Sudanese singer and author
• Mary Bradburn (1918–2000), British mathematics educator
• Mary Bradbury (1615–1700), English-born American convicted witch, but not executed
• Mary Brady (1821–1864), American nurse in the American Civil War
• Mary Brannagan, Irish chess player
• Mary Brant (c. 1736–1796), Canadian Mohawk leader
• Mary Brave Bird (1954–2013), Sicangu Lakota writer and activist
• Mary Brazier (1904–1995), English-born American neuroscientist
• Mary Brebner (1858–1933), Scottish teacher and classical scholar
• Mary Breen (1933–1977), Australian athlete
• Mary Brewster (c. 1569–1627), English-born American Pilgrim, and a Mayflower passenger
• Mary Bright (1954–2002), Scottish curtain designer
• Mary Brinton, American sociologist
• Mary Bristow (?–1805), British landscape architect and embroiderer
• Mary Broad (1860–1942), British entrepreneur and Bournemouth headmistress
• Mary Broadhurst (1860–1928), English agricultural reformer and radical
• Mary Brockert, real name of Teena Marie (1956–2010), American singer, songwriter, and producer
• Mary Brodrick (1858–1933), English archaeologist and Egyptologist
• Mary Broh (born 1951), Liberian former mayor
• Mary Brook (c. 1726–1782), British Quaker, preacher, and writer
• Mary Brooksbank (1897–1978), Scottish mill worker, socialist, trade unionist, and songwriter
• Mary Brosnan (1906–1988), American businesswoman and mannequin designer
• Mary Brück (1925–2008), Irish astronomer, astrophysicist, and historian of science
• Mary Brunner (born 1943), American criminal
• Mary Brunton (1778–1818), Scottish novelist
• Mary Brush, 19th-century American inventor, engineer, and businesswoman
• Mary Brydon, English nurse
• Mary Bubb (1920–1988), American journalist
• Mary Bucholtz (born 1966), American professor of linguistics
• Mary Buckland (1797–1857), English palaeontologist, marine biologist, and scientific illustrator
• Mary Buff (1890–1970), American creator of illustrated children's books
• Mary Buick (1777–1854), Scottish nurse
• Mary Bumby (1811–1862), English-born New Zealand missionary and beekeeper
• Mary Bunting (1910–1998), American bacterial geneticist and college president
• Mary Burchell (1904–1986), English campaigner for Jewish refugees, and romance novelist
• Mary Burger (born 1948), American professional rodeo cowgirl and barrel racer
• Mary Burkett (1924–2014), English art curator and non-fiction writer
• Mary Burrell (1865–?), American educator and businesswoman
• Mary Burzminski (born 1960), Canadian middle-distance runner
• Mary Butcher (1927–2018), American AAGPBL pitcher
• Mary Butters (c. 1770–c. 1850), Irish witch
• Mary Butterworth (1686–1775), American counterfeiter
• Mary Butts (1890–1937), English modernist writer
• Mary Byfield (1795–1871), English book illustrator and wood engraver
• Mary Byker, English singer, record producer, and DJ
• Mary C. Baltz (1923–2011), American soil scientist
• Mary C. Boys (born 1947), American scholar of religious studies
• Mary C. Juhas (born 1955), American engineer
• Mary C. Lobban (1922–1982), British-born Canadian physiologist
• Mary C. MacNiven (1905–1997), Gaelic singer
• Mary C. Noble (born 1949), American former Supreme Court judge
• Mary C. Pangborn (1907–2003), American scientist and writer of science fiction
• Mary C. Pearl (born 1950), American environmental scientist and former dean
• Mary C. Pendleton (born 1940), American retired diplomat
• Mary C. Seward (1839–1919), American poet, composer, parliamentarian, and philanthropist
• Mary C. Tanner (born 1951), American venture capitalist and investment banker
• Mary C. Whitman (1809–1875), American educator
• Mary Cadogan (1928–2014), English author
• Mary Caesar (c. 1677–1741), English writer and Jacobite activist
• Mary Cagle (born 1989), American webcomic artist
• Mary Cagnin (born 1990), Brazilian comic artist
• Mary Calcaño (1906–1992), Venezuelan aviator
• Mary Calderone (1904–1998), American physician, author, public speaker, and public health advocate for reproductive rights and sex education
• Mary Callahan Erdoes (born 1967), American investment manager and businesswoman
• Mary Callery (1903–1977), American artist
• Mary Calvi, American television journalist and author
• Mary Campion (1687–1706), English singer and dancer
• Mary Canberg (1918–2004), American violinist, conductor, and music educator
• Mary Cannell (1913–2000), English educator and historian of mathematical physics
• Mary Cannon, Irish psychiatrist, research scientist, public figure, and anti-cannabis advocate
• Mary Cantwell (1930–2000), American journalist and novelist
• Mary Carbery (1867–1949), English author
• Mary Card (1861–1940), Australian designer and educator
• Mary Carewe, English singer and vocal coach
• Mary Carillo (born 1957), American sportscaster and former professional tennis player
• Mary Carleton (1642–1673), English socialite and fraudster who was executed
• Mary Carlin (1873–1939), British trade unionist
• Mary Carnell (1861–1925), American photographer and clubwoman
• Mary Carrington, American immunologist
• Mary Carruthers (born 1941), American professor emeritus of English
• Mary Carryl (?–1809), Irish servant and companion of the Ladies of Llangollen
• Mary Carskadon, American professor of psychiatry and human behavior, and researcher of sleep
• Mary Cartwright (1900–1998), British mathematician
• Mary Carty, American musician, songwriter, and music arranger
• Mary Cassatt (1844–1926), American painter and printmaker
• Mary Cassidy, Irish singer
• Mary Castillo (born 1974), American author
• Mary Catlyn, English mother of nobleman Robert Spencer, 1st Baron Spencer of Wormleighton
• Mary Catterall (1922–2015), English medical doctor and sculptor
• Mary Cawse (1808–1850), British opera singer
• Mary Cecil, 2nd Baroness Amherst of Hackney (1857–1919), English hereditary peer, charity worker, archaeologist, and ornithologist
• Mary Chadwick (?–1943), English nurse and psychoanalyst
• Mary Challis, pen name of Sara Woods (1922–1985), English mystery writer
• Mary Chamberlain (born 1947), English novelist and historian
• Mary Chamot (1899–1993), Russian-born English art historian and museum curator
• Mary Champion de Crespigny (c. 1749–1812), English novelist and letter writer
• Mary Chandler (1687–1745), English poet
• Mary Channing (1687–1706), English woman who was executed for murder
• Mary Chapman, British businesswoman
• Mary Cuningham Chater (1896–1990), English composer, author, music advisor, and editor
• Mary Chavelita Dunne Bright, real name of George Egerton (1859–1945), Australian-born Irish writer of short stories, novels, plays, and translations
• Mary Chawner, 19th-century English silversmith
• Mary Chayko (born 1960), American sociologist and professor of communication and information
• Mary Cheke (c. 1532–1616), English courtier, poet, and epigrammatist
• Mary Chemweno (born 1959), Kenyan former middle-distance runner
• Mary Cheney (born 1969), American daughter of retired politician and businessman Dick Cheney
• Mary Chess (1878–1964), American perfumer
• Mary Chiarella (born 1952), Australian academic, nurse, author, and professor emerita
• Mary Chichester (1801–1876), English Catholic diarist
• Mary Chilton (1607–1679), English Pilgrim
• Mary Chind-Willie (born 1967), American photographer
• Mary Chinery-Hesse (born 1938), Ghanaian civil servant and diplomat
• Mary Chipperfield (1937–2014), British circus entertainer
• Mary Cholhok (born 1997), South Sudanese-born Ugandan professional netball player
• Mary Christianna Milne, birth name of Christianna Brand (1907–1988), British crime writer and children's author
• Mary Christine Brockert, real name of Teena Marie (1956–2010), American soul- and R&B singer, songwriter, and producer
• Mary Christy (born 1952), Luxembourgish singer
• Mary Chubb (1903–2003), British writer and archaeologist
• Mary Chudleigh (1656–1710), English poet
• Mary Chulkhurst (1100–1134), English conjoined twin
• Mary Chun, American conductor
• Mary Churchill (puppeteer) (1930–1997), American puppeteer, educator, and entrepreneur
• Mary Clem (1905–1979), American mathematician and human computer
• Mary Clement (1863–1944), Luxembourgish-born American serial killer
• Mary Clifford, 18th-century English murder victim
• Mary Clinton (born 1960), New Zealand former field hockey player
• Mary Clive (1907–2010), British writer and historian
• Mary Clouston Dive, real name of Mollie Dive (1913–1997), Australian scientist and cricketer
• Mary Cloyd Burnley Stifler (1876–1956), American botanist
• Mary Clutter (1930–2019), American plant biologist
• Mary Clyde (born 1953), American short story writer
• Mary Coate (1886–1972), English historian
• Mary Dora Coghill (c. 1869–1957), American teacher, vice principal, principal, and civic leader
• Mary Cohan (1909–1983), American composer and lyricist
• Mary Coleridge (1861–1907), English novelist and poet
• Mary Collier (1688–1762), English poet
• Mary Collin (1860–1955), English teacher and campaigner for women's suffrage
• Mary Colling (1804–1853), British poet and domestic servant
• Mary Collson (1870–1952), American feminist activist and Christian scientist
• Mary Collyer (c. 1716–1763), English translator and novelist
• Mary Colquhoun (1836–1920), Scottish writer
• Mary Colter (1869–1958), American architect and designer
• Mary Colton (1822–1898), Australian philanthropist and suffragist
• Mary-Russell Ferrell Colton (1889-1971), American artist and author
• Mary Colum (1884–1957), Irish-born American literary critic and author
• Mary Colvin (1907–1988), English WRAC director and equestrian
• Mary Colwell, English environmentalist author and producer
• Mary Conley, American contestant on The Amazing Race (American TV series)
• Mary Conn, nickname of Michelle Conn (born 1963), Canadian former field hockey player
• Mary Connealy (born 1956), American author of Christian fiction
• Mary Coombs (1929–2022), British computer programmer and schoolteacher
• Mary Corkling (1850–1938), English painter and food reformer
• Mary Corner (1899–1962), British pharmacist, cotton worker, and chemist
• Mary Cornwall Legh (1857–1941), English Anglican missionary
• Mary Corse (born 1945), American artist
• Mary Cortani, American Army veteran and dog trainer
• Mary Corylé (1894–1976), Ecuadorian writer and poet
• Mary Cosby, American cast member on The Real Housewives of Salt Lake City
• Mary Cosh (1919–2019), English freelance journalist, historian, and Royal Navy personnel during World War II
• Mary Coulcher (1852–1925), British philanthropist and hospital head
• Mary Coulshed (1904–1998), British Army officer
• Mary Cowan (1863–1898), American serial killer
• Mary Cramer (1893–1984), Australian charity- and community worker
• Mary Crawler (c. 1854–1935), Hunkpapa Sioux woman who fought during the Battle of Little Big Horn
• Mary Cresswell (born 1937), American-born New Zealand poet
• Mary Crichton, Viscountess Crichton (1883–1959), English daughter of Hugh Grosvenor, 1st Duke of Westminster
• Mary Critchett (?–1729), English pirate and convict
• Mary Croarken, British independent scholar and author
• Mary Crocker, American murder victim
• Mary Cronk (1934–2018), Scottish independent midwife
• Mary Crooke (fl. 1657–1692), Irish printer and bookseller
• Mary Crooks (born 1950), Australian feminist and public policy specialist
• Mary Cross (born 1934), American professor, editor, writer, and biographer
• Mary Croughan, American epidemiologist and academic administrator
• Mary Crow, American poet, translator, and professor
• Mary Crudelius (1839–1877), British campaigner for women's education and women's suffrage
• Mary Cruger (1834–1908), American novelist
• Mary Crumpe (?–1861), Irish novelist
• Mary Cuddie (1823–1889), Scottish-born New Zealand farmwife, midwife, and shopkeeper
• Mary Cullen (born 1982), Irish long-distance runner
• Mary Cullinan (1950–2021), American academic administrator
• Mary Cummings (1839–1927), American academic and philanthropist
• Mary Ellen Cusack (1833–1900), Australian-British botanist
• Mary Cushman, American vascular hematologist and professor of medicine and pathology
• Mary Custy, Irish musician
• Mary Cutts (1814–1856), American socialite, historian, and memoirist
• Mary Cybulski, American script supervisor and film director
• Mary Czerwinski, American cognitive scientist and computer-human interaction expert
• Mary D. Cullen (born 1929), Irish college tutor and women's movement activist
• Mary D. Diehl (fl. early 1900s), American police officer
• Mary D. Lowman (1842–1912), American schoolteacher and mayor
• Mary D. Powers (1922–2016), American civil rights activist
• Mary D. Sammel, American biostatistician and professor
• Mary Daheim (1937–2022), American writer of romance- and mystery novels
• Mary Dailey (1928–1965), American AAGPBL pitcher
• Mary Dallas (1952–2023), Scottish-born Australian archaeologist
• Mary Dalrymple (born 1954), British linguist and professor
• Mary Dalton (born 1950), Canadian poet and educator
• Mary Daniel, American general district court judge
• Mary Dann (1923–2005), Western Shoshone Native American spiritual leader, rancher, and cultural-, spiritual-, and land rights activist
• Mary Darly, 18th-century English printseller and caricaturist
• Mary Dasso, American biochemist
• Mary Davenport Engberg (1880–1951), American violinist, composer, and conductor
• Mary Davys (1674?–1732), Irish novelist and playwright
• Mary Dawa, South Sudanese footballer
• Mary de Bode (1700s–1812), French baroness
• Mary de Bunsen (1910–1982), Spanish-born British ATA pilot and author
• Mary de Cervellione (1230–1290), Spanish Roman Catholic saint
• Mary de Garmo Buel, American mother of U.S. Army officer Eugene Fechet
• Mary de Lellis Gough (1892–1983), Irish-born American nun and mathematician
• Mary de Lourdes Gogan (1908–2000), Irish nun and missionary nurse in Nigeria
• Mary de Piro (born 1946), Maltese artist
• Mary de Rachewiltz (born 1925), Italian-American poet and translator
• Mary de Sousa (1890–1953), Indian-Kenyan doctor
• Mary De Garis (1881–1963), Australian medical doctor
• Mary De la Beche Nicholl (1839–1922), Welsh lepidopterist and mountaineer
• Mary De Vera, Canadian pharmacoepidemiologist, health services researcher, and academic
• Mary Dearborn, American biographer and author
• Mary DeChambres, American film- and television editor
• Mary Decker (born 1958), American middle-distance runner
• Mary Deconge (1933–2025), American mathematician and former nun
• Mary DeDecker (1909–2000), American botanist, conservationist, and environmentalist
• Mary DeGenaro (born 1961), American lawyer and former Supreme Court justice
• Mary DeMarle, video game writer
• Mary DeMelim (1930–2012), American academic administrator
• Mary Dempster (born 1955), Canadian volleyball player
• Mary Dendy (1855–1933), Welsh educational theorist, eugenicist, writer, and mental health activist
• Mary Denness (1937–2017), English ship's steward, school nurse, and matron
• Mary Dennett (1872–1947), American women's rights activist, pacifist, homeopathic advocate, and pioneer
• Mary Dennett (prior) (1730–1781), English Roman Catholic nun
• Mary DePiero (born 1968), Canadian diver
• Mary Dering (1629–1704), English composer
• Mary DeRosa, American lawyer and professor of law
• Mary Desha (1850–1911), American educator and activist
• Mary Detournay, Belgian international table tennis player
• Mary Devens (1857–1920), American photographer
• Mary Deverell (1731–1805), English moral- and religious essayist
• Mary Dewson (1874–1962), American feminist and political activist
• Mary Deyo (1858–1932), American teacher and Christian missionary
• Mary Dhalapany (born 1953), Indigenous Australian contemporary artist
• Mary Dicas (fl. 1800–1818), English businesswoman and scientific instrument maker
• Mary Dick (1791–1883), British philanthropist
• Mary Dickens (1838–1896), English daughter of novelist Charles Dickens
• Mary Dickenson-Auner (1880–1965), Irish violinist, composer, and music teacher
• Mary Dignam (1857–1938), Canadian painter, teacher, and art organizer
• Mary Dillwyn (1816–1906), Welsh photographer
• Mary di Michele (born 1949), Italian-Canadian poet and author
• Mary Dimke (born 1977), American lawyer and district judge
• Mary Dinah, Nigerian hotelier, social entrepreneur, humanitarian, and human rights activist
• Mary Dingman (1875–1961), American social- and peace activist
• Mary Doakes (1936–2019), African-American school teacher and education administrator
• Mary Dobbs, birth name of Mollie Sneden (1709–1810), American ferry service operator
• Mary Dobie (1850–1880), English-born New Zealand painter who was murdered
• Mary Dobkin (1902–1987), American sports coach and advocate for children
• Mary Dobson, ring name of Sarah Logan (born 1993), American professional wrestler
• Mary Dobson (1912–1977), English artist
• Mary Docherty (1908–2000), Scottish activist
• Mary Docter (born 1961), American speed skater
• Mary Docwra (1847–1914), British temperance activist
• Mary Dodson (1932–2016), American art director
• Mary Dohey (1933–2017), Canadian airline flight attendant who stopped a hijacking
• Mary Dolim (1925–2002), American children's writer
• Mary Donington (1909–1987), English musician and sculptor
• Mary Dooley, birth name of Nita Naldi (1894–1961), American stage performer and silent film actress
• Mary Dorcey (born 1950), Irish author, poet, feminist, and LGBT+ activist
• Mary Dover (fl. 1908), Canadian chemist
• Mary Downer (1924–2014), South Australian philanthropist and military personnel
• Mary Downing (c. 1815–1881), Irish poet and nationalist
• Mary Dozier, American psychologist
• Mary Draper (1719–1810), American woman who helped the Continental Army during the American Revolution
• Mary Dreier (1875–1963), American social reformer
• Mary Duff (born 1964), Irish country-, pop-, and folk singer
• Mary Duffy, American feminist fashion expert, spokeswoman, entrepreneur, author, and motivational speaker
• Mary Duggan (1925–1973), English cricketer
• Mary Dumont, American chef
• Mary Dunleavy (born 1966), American soprano
• Mary Dunlop (1912–2003), Irish dog trainer, activist, and philanthropist
• Mary Dunnell (fl. 1807–1811), English preacher
• Mary Durack (1913–1994), Australian author and historian
• Mary Durojaye (born 1990), English professional basketball player
• Mary Dutch (born 1944), American wheelchair curler
• Mary Dwight (born 1951), American former handball player
• Mary Dyckman (1886–1982), American advocate for labor protections
• Mary E. Balfour (fl. 1789–1810), Irish poet
• Mary E. Bibb (1820–1877 or the early 1880s), American-born Canadian educator and abolitionist leader
• Mary E. Bouligny (1839–1908), American socialite and author
• Mary E. Britton (1855–1925), American physician, educator, suffragist, journalist, and civil rights activist
• Mary E. C. Bancker (1860–1921), American author
• Mary E. Cobb (1852–1902), American manicurist and cosmetics manufacturer
• Mary E. Costanza (born 1937), American retired doctor and professor
• Mary E. Eato (1844–1915), African-American suffragist and teacher
• Mary E. Elliot (1851–1942), American writer and lecturer
• Mary E. Gladwin (1861–1939), English-born American nurse
• Mary E. Guy, American political scientist, public administration scholar, academic, and author
• Mary E. Haggart (1843–1904), American suffragist
• Mary E. Hazeltine (1868–1949), American librarian
• Mary E. Hewitt (1818–1894), American poet and editor
• Mary E. Ireland (1834–1927), American author and translator
• Mary E. Klotman (born 1954), American physician-scientist and academic administrator
• Mary E. Larimer, American psychologist and academic
• Mary E. Lovely (born 1956), American professor emeritus of economics
• Mary Stanley Low (1912–2007), British-Cuban political activist, surrealist poet, artist and Latin teacher
• Mary E. Merritt (1881–1953), American nurse
• Mary E. Peabody (1891–1981), American civil-rights- and anti-war activist
• Mary E. Reuder (1923–2017), American experimental psychologist, statistician, and licensed clinical psychologist
• Mary E. Schick (1885–1951), American librarian
• Mary E. Switzer (1900–1971), American public administrator and social reformer
• Mary E. Tusch (1874/1875–1960), American aviation collector
• Mary E. Van Lennep (1821–1844), American missionary, school founder, and memoirist
• Mary E. Williamson (1924–2012), American aviator
• Mary E. Wrinch (1877–1969), English-born Canadian artist
• Mary Eales (?–c. 1718), English food writer
• Mary Earle (1929–2021), Scottish-born New Zealand food technologist
• Mary Earley (1900–1993), American painter
• Mary Early (born 1975), American sculptor
• Mary Earps (born 1993), English professional footballer
• Mary East (c. 1716–1780), English tavern owner
• Mary Eastey (1634–1692), American woman executed in the Salem witch trials
• Mary Eastwood (1930–2015), American lawyer and civil rights advocate
• Mary Eaves (1805/1806–1875), English midwife
• Mary Eberstadt, American essayist, novelist, and nonfiction author
• Mary Eberts (born 1947), Canadian constitutional lawyer
• Mary Eccles, Viscountess Eccles (1912–2003), American-born British book collector and author
• Mary Edmonds (1922–2005), American biochemist
• Mary Edmonson (1832–1853), African-American abolitionist and slave
• Mary Eggers Tendler, American volleyball coach and former player
• Mary Ejercito (1906–2009), Filipino centenarian
• Mary Ekpere-Eta, Nigerian barrister and activist
• Mary Elmes (1908–2002), Irish aid worker
• Mary Emery (1844–1927), American philanthropist
• Mary Emmons (c. 1760–c. 1832), Indian-born American woman who served patriot Theodosia Bartow Prevost
• Mary Emmott (1866–1954), English political activist, suffragist, and baroness
• Mary Endico (born 1954), American watercolor artist
• Mary Engelbreit (born 1952), American artist
• Mary Enright (1880–1966), New Zealand teacher, journalist, and community worker
• Mary Epworth, English singer, songwriter, and composer
• Mary Erler, American literary scholar
• Mary Erskine (1629–1707), Scottish businesswoman and philanthropist
• Mary Essex, pen name of Ursula Bloom (1892–1984), English novelist, biographer, and journalist
• Mary Essiful (born 1993), Ghanaian footballer
• Mary Esslemont (1891–1984), Scottish general practitioner
• Mary Estlin (1820–1902), British abolitionist
• Mary Etherington, English horse breeder and conservationist
• Mary Europe (1885–1947), American pianist, organist, and music educator
• Mary Everard (1942–2022), English golfer
• Mary Ewing-Mulligan, American author, wine educator, and wine critic
• Mary Eyre (1923–2013), British sportswoman and administrator
• Mary F. Foskett (born 1961), Chinese-American New Testament scholar
• Mary F. Nixon-Roulet (1866–1930), American author
• Mary F. Sammons (born 1946), American businesswoman
• Mary F. Scranton (1832–1909), American Methodist Episcopal Church missionary
• Mary Faber de Sanger (c. 1798–?), African slave-trader
• Mary Fabilli (1914–2011), American poet, illustrator, art teacher, and museum curator
• Mary Fage (fl. 1637), English poet
• Mary Faherty (born 1960), Irish judge
• Mary Fahl (born 1958), American singer and actress
• Mary Fairburn (born 1933), English artist and musician
• Mary Fairfax (1922–2017), Polish-born Australian businesswoman and philanthropist
• Mary Fairhurst (1957–2021), American attorney, jurist, and Supreme Court Justice
• Mary Falk (1946–2020), British solicitor and yachtswoman
• Mary Fama (1938–2021), New Zealand applied mathematician
• Mary Fan, American professor of criminal law
• Mary Farkas (1911–1992), American Zen Buddhist teacher
• Mary Farmer (1940–2021), English educator, and weaver of tapestries and rugs
• Mary Farrar (born 1949), American retired victims' advocate
• Mary Farrelly (1866–1943), Australian social worker and diet reformer
• Mary Faulkner, pen name of Kathleen Lindsay (1903–1973), English writer of romance novels
• Mary Fay (born 1998), Canadian curler
• Mary Featherston (born 1943), English-born Australian interior designer
• Mary Fedden (1915–2012), English artist
• Mary Feik (1924–2016), American aviation engineer, mechanic, pilot, instructor, and aircraft restorer
• Mary Felicia Perera, birth name of Sonia Disa (born 1944), Sri Lankan actress, producer, and costume designer
• Mary Fell (born 1947), American poet and academic
• Mary Fels (1863–1953), German-born American philanthropist, Georgist, Zionist, suffragist, economist, author, and journal editor
• Mary Fennelly, Irish camogie player
• Mary Fergusson (1914–1997), British civil engineer
• Mary Fernández, American computer scientist and activist
• Mary Ferrar (1551–1634), English Anglican nun and mystic
• Mary Ferrell (1922–2004), American historian and independent researcher
• Mary Fielding (botanist) (1804–1895), British botanist and botanical illustrator
• Mary Fields (c. 1832–1914), American mail carrier
• Mary Fildes (1789-1792–1876), British reformer and suffragist
• Mary Fillis, 16th-century English Muslim-turned Christian
• Mary Finan (born 1944), Irish businesswoman
• Mary Finch (1508–1557), English courtier
• Mary Findlater (1865–1963), Scottish novelist and poet
• Mary Fink (1916–2000), American civil servant
• Mary Finnin (1906–1992), Australian artist, art teacher, and poet
• Mary Finsterer (born 1962), Australian composer and academic
• Mary Fitt, pseudonym of Kathleen Freeman (classicist) (1897–1959), English novelist and classical scholar
• Mary Fitzbutler Waring (1870–1958), American physician
• Mary Fitzpatrick (photographer) (born 1968), English photographer
• Mary Fitzpayne (born 1928), English artist
• Mary Flahive (born 1948), American professor of mathematics
• Mary Flanagan, American artist, author, educator, and designer
• Mary Flanagan (1943–?), English teenager who disappeared in 1959
• Mary Fleddérus (1886–1977), Dutch social reformer and researcher
• Mary Fleener (born 1951), American alternative comics artist, writer, and musician
• Mary Flood, American owner of Jake (rescue dog)
• Mary Florence Mare, real name of Molly F. Mare (1914–1997), English marine biologist
• Mary Florentine, American professor of psychoacoustics
• Mary Flower, American musician and music educator
• Mary Hannay Foott (1846–1918), Scottish-born Australian poet and editor
• Mary Foote (1872–1968), American painter
• Mary Ford (1924–1977), American guitarist and vocalist
• Mary Forster (1853–1885), English painter
• Mary Forster (Quaker) (c. 1620–1687), English Quaker campaigner
• Mary Forsyth, American-born English rugby union player
• Mary Fortune (c. 1833–1911), Australian writer
• Mary Fowkes (1954–2020), American physician and neuropathologist
• Mary Frank (born 1933), English-born American visual artist
• Mary Franklin (1800–1867), English schoolmistress
• Mary Franklin Smythe, American mother of socialite Helen Smythe Jaffray
• Mary Dillingham Frear (1870–1951), American First Lady of Hawaii, suffragist, and poet
• Mary Frecker, American mechanical engineer
• Mary Frere (1845–1911), English author
• Mary Frey (born 1948), American photographer and educator
• Mary Friday, Australian wheelchair basketball player
• Mary Frierson, real name of Wendy Rene (1947–2014), American soul singer and songwriter
• Mary Fristad, American past president of the Society of Clinical Child and Adolescent Psychology
• Mary Frith (c. 1584–1659), English pickpocket and fence
• Mary Frizzell (1913–1972), Canadian athlete
• Mary Froning (1934–2014), American AAGPBL player
• Mary Fubbister, alternate name of Isobel Gunn (1781–1861), Scottish laborer
• Mary Fulbrook (born 1951), British academic and historian
• Mary Fulkerson (1946–2020), American dance teacher and choreographer
• Mary Fuller (sculptor) (1922–2022), American sculptor and art historian
• Mary Fuzesi (born 1974), Hungarian-born Canadian retired gymnast
• Mary G. Boland, Irish-born American nurse
• Mary G. Burdette (1842–1907), American Baptist teacher, preceptor, writer, and missionary leader
• Mary G. Dietz (born c. 1951), American professor emerita of feminist philosophy
• Mary G. F. Bitterman (born 1944), American historian and former media executive
• Mary Gabrielse (born 1923), Dutch illustrator and former champion swimmer
• Mary Gadbury (c. 1610–after 1650), English merchant and impostor
• Mary Gaitskill (born 1954), American novelist, essayist, and short story writer
• Mary Galea (born 1951), Australian physiotherapist and neuroscientist
• Mary Galinski, American professor of medicine
• Mary Gallagher, American playwright and screenwriter
• Mary Onahan Gallery (1866–1941), American writer, critic, and editor
• Mary Galway (1864–1928), Irish trade unionist and suffragist
• Mary Gambale (born 1988), American former professional tennis player
• Mary Nevan Gannon (1867–1932), American architectural owner
• Mary Garber (1916–2008), American sportswriter
• Mary Garden (1874–1967), Scottish-American opera singer
• Mary Gardner (born 1943), American art historian and museum director; stepmother of businessman Bill Gates
• Mary Garrard (born 1937), American art historian and emerita professor
• Mary Garrett (1854–1915), American suffragist and philanthropist
• Mary Garson (born 1953), English-born Australian organic chemist and academic
• Mary Garson (nun) (1921–2007), Scottish Roman Catholic nun and psychologist
• Mary Gartside (c. 1755–1819), English water colourist and colour theorist
• Mary Gaudron (born 1943), Australian lawyer and judge
• Mary Gaunt (1861–1942), Australian novelist
• Mary Gauthier (born 1962), American folk singer-songwriter and author
• Mary Gawthorpe (1881–1973), English suffragette, socialist, trade unionist, and editor
• Mary Geaney (born 1954), Irish sportswoman
• Mary Geddes (1864–1955), New Zealand businesswoman, welfare worker, and community leader
• Mary Gedye (1834–1876), Australian watercolourist
• Mary Gehr (1910–1997), American painter and printmaker
• Mary Gehring, American plant biologist and epigeneticist
• Mary Gell (1894–1978), British Christian medical missionary
• Mary Gennoy (1951–2004), American activist
• Mary Gentle (born 1956), British science fiction- and fantasy author
• Mary Gergen (1938–2020), American social psychologist
• Mary Gernat (1926–1998), English painter and illustrator
• Mary Getui (born 1959), Kenyan theologian and professor of religious studies
• Mary Ghansah (born 1959), Ghanaian veteran gospel musician and ordained reverend minister
• Mary Gibby (1949–2024), British botanist and professor
• Mary Gideon (born 1989), Nigerian badminton player
• Mary Gilbert (?–1878), European settler of Australia
• Mary Gilchrist (1882–1947), Scottish chess player
• Mary Giles (1944–2018), American fiber artist
• Mary Gillham (1921–2013), Welsh naturalist, university lecturer, and writer
• Mary Gillick (1881–1965), English sculptor and medallist
• Mary Gillies (1800–1870), English children's author; sister of artist Margaret Gillies
• Mary Gillon (1898–2002), Scottish tram conductress
• Mary Gilmore (1865–1962), Australian writer and journalist
• Mary Girling (1827–1886), English religious leader
• Mary Giuliani Stephens (born 1955), American attorney and former mayor
• Mary Glackin, American scientist
• Mary Gladstone (1847–1927), Welsh political secretary, writer, and hostess
• Mary Glasspool (born 1954), American Anglican assistant bishop
• Mary Gleed Tuttiett, real name of Maxwell Gray (1846–1923), English novelist and poet
• Mary Gleim (1845–1914), Irish brothel madam
• Mary Glen-Haig (1918–2014), British Olympic fencer
• Mary Glowrey (1887–1957), Australian Roman Catholic nun and doctor
• Mary Gluckman (1917–1990), British linguist, adult educator, and political activist
• Mary Gnaedinger (1897–1976), American editor
• Mary Godfrey (1913–2007), American artist and art educator
• Mary Goldring (1923–2016), British business journalist and broadcaster
• Mary Goode (born 1979), Irish former field hockey player
• Mary Goodhew, English ballet teacher and former artistic director
• Mary Goore, stage name of Tobias Forge (born 1981), Swedish singer-songwriter, actor, and filmmaker
• Mary Gorman (1881–1915), New Zealand nurse
• Mary Gormley (born c. 1983), Northern Irish model and beauty pageant titleholder
• Mary Gospodarowicz, Canadian oncologist and professor
• Mary Goudie, Baroness Goudie (born 1946), English politician, life peer, humanitarian, and activist
• Mary Gould (silversmith), 18th-century English silversmith
• Mary Goulding (born 1996), New Zealand professional basketball player
• Mary Gow (1851–1929), English watercolourist
• Mary Graeme (1875–1951), English international badminton player
• Mary GrandPré (born 1954), American illustrator
• Mary Grannan (1900–1975), Canadian children's writer and radio personality
• Mary Graustein (1884–1972), American mathematician and university professor
• Mary Greaves (1907–1983), British civil servant and disability rights campaigner
• Mary Coombs Greenleaf (1800–1857), American Presbyterian missionary
• Mary Grew (1813–1896), American abolitionist and suffragist
• Mary Grierson (1912–2012), Welsh-born Scottish botanical artist and illustrator
• Mary Grieve (1906–1998), Scottish magazine editor and journalist
• Mary Grigoriadis (born 1942), American artist
• Mary Grigson (born 1971), Australian cross-country mountain biker
• Mary Grimes (charity worker) (1861–1921), British librarian and promoter of emigration
• Mary Grimstone (1796–1869), British poet, novelist, and socialist feminist
• Mary Guinan (born 1939), American doctor and dean
• Mary Guiney (1901–2004), Irish businesswoman
• Mary Willa Gummer, real name of Mamie Gummer (born 1983), American actress
• Mary Gunn (1899–1989), South African librarian and biographer
• Mary Gunter (1586–1622), English Catholic ward and servant who converted to Protestantism
• Mary Gurney (1836–1917), British educationist
• Mary Gwenyth Lusby, birth name of Gwen Fleming (1916–2011), Australian medical doctor
• Mary H. Donlon (1893–1977), American judge
• Mary H.K. Choi, Korean American author, editor, and television- and print journalist
• Mary H. Murguia (born 1960), American lawyer and jurist
• Mary Haas (1910–1996), American linguist
• Mary Habicht (born 1943), American former tennis player
• Mary Habington, English recusant
• Mary Habsch (1931–2023), Belgian painter and printmaker
• Mary Hadler (1902–1971), American songwriter
• Mary Hagedorn (born 1954), American marine biologist
• Mary Hagen (1876–1944), German soprano
• Mary Haizlip (1910–1997), American aviator
• Mary Hallaren (1907–2005), American soldier
• Mary Hallock-Greenewalt (1871–1950), American inventor and pianist
• Mary Halton (1878–1948), American pathologist, gynecologist, obstetrician, women's health activist, and suffragist
• Mary Halvorson (born 1980), American avant-garde jazz composer and guitarist
• Mary Hames (1827–1919), New Zealand dressmaker, farmer, and domestic servant
• Mary Hamman (1907–1984), American writer and editor
• Mary Hammond, English vocal coach
• Mary Hampson (1868–1944), Australian textile artist
• Mary Hampton, English folk singer, songwriter, accordionist, and guitarist
• Mary Handen, Papua New Guinean businesswoman and accountant
• Mary Hanna (born 1954), Australian equestrian
• Mary Esther Harding (1888–1971), British-American Jungian analyst
• Mary Hardwick (1913–2001), English tennis player
• Mary Harfield (1879–1970), Australian-British archaeologist and nurse
• Mary Harley (1865–1962), American physician
• Mary Harlow (born 1956), English archaeologist and classical scholar
• Mary Harriman Rumsey (1881–1934), American social activist and government official
• Mary Dormer Harris (1867–1936), British local historian, translator and suffragist
• Mary Harron (born 1953), Canadian film director
• Mary Hartwell (1747–1846), American woman who played a prominent role in the American Revolutionary War
• Mary Harwood (c. 1702–c. 1753), American daughter of Mary Walcott
• Mary Hatten, American professor of neuroscience
• Mary Eliza Haweis (1848–1898), British author, scholar of Geoffrey Chaucer, illustrator, and painter
• Mary Hawkesworth (born 1952), American professor of political science and women's- and gender studies
• Mary Hawn, American surgeon and professor
• Mary Hawton (1924–1981), Australian tennis player
• Mary Hayden (1862–1942), Irish historian, Irish-language activist, and campaigner for women's causes
• Mary Hayhoe, Australian American psychologist who researches vision
• Mary Hayley (1728–1808), English businesswoman
• Mary Hayllar (1862–1950), English artist
• Mary Hays (1759–1843), English writer and feminist
• Mary Hays (American Revolutionary War) (1754–1832), American Revolutionary War soldier
• Mary Hearn (1891–1969), Irish gynaecologist
• Mary Hearne (fl. 1718), English novelist
• Mary Hecht (1931–2013), American-born Canadian sculptor
• Mary Heebner (born 1951), American artist and author
• Mary Heeley (1911–2002), English tennis player
• Mary Hefferan (1873–1948), American bacteriologist and community leader
• Mary Hegarty, Irish opera soprano singer
• Mary Hegarty (scientist), Irish-American psychologist and professor
• Mary Hegeler Carus (1861–1936), American engineer, editor, and entrepreneur
• Mary Heilmann (born 1940), American painter
• Mary Heimann, American historian and professor
• Mary Heisig (1913–1966), American artist
• Mary Hemingway Rees (1887–1954), English psychiatrist
• Mary Henle (1913–2007), American psychologist
• Mary Hennell (1802–1843), British reforming writer
• Mary Hepburn (born 1949), Scottish obstetrician and gynaecologist
• Mary Heron (fl. 1786–1792), English writer
• Mary Herring (1895–1981), Australian medical practitioner and community worker
• Mary Hesse (1924–2016), English philosopher and professor of science
• Mary Hewins (1914–1986), British working woman
• Mary Higgs (1854–1937), British writer and social reformer
• Mary Higham (1819–1883), Australian businesswoman
• Mary Hilson, English researcher and academic
• Mary Hoare (1744–1820), English painter
• Mary Hobart (1851–c. 1930), American physician
• Mary Hobhouse (1864–1901), Irish poet and novelist
• Mary Hobry (?–1688), English midwife executed for murder
• Mary Hobson (1926–2020), English writer, poet, and translator
• Mary Hobson (curler), American curler
• Mary Hockaday (born 1962), British journalist and academic administrator
• Mary Hockaday (physicist) (born 1957), American physicist
• Mary Hocking (1921–2014), British writer
• Mary Hodgson (?–1719), English soprano
• Mary Hodson (born 1946), English middle-distance runner
• Mary Hoffman (born 1945), British writer and critic
• Mary Hogan (?–1954), American murder victim
• Mary Hogarth (1819–1837), Scottish sister-in-law of English novelist Charles Dickens
• Mary Holbrook (1939–2019), British cheesemaker and curator
• Mary Holda (1915–2016), American AAGPBL player
• Mary Hollingsworth (born 1950), British historian
• Mary Holloway (1917–?), English athlete
• Mary Homer (born 1958), British businesswoman
• Mary Homfray (?–1758), Welsh mother of English industrialist Francis Homfray
• Mary Hood (born 1946), American fiction writer
• Mary Hood (businesswoman) (c. 1822–1902), New Zealand businesswoman
• Mary Hooper (author) (1829–1904), English writer
• Mary Hopkin (born 1950), Welsh singer
• Mary Hopper (born 1951), American choral conductor and music minister
• Mary Horgan, Irish physician of infectious diseases
• Mary Horner Lyell (1808–1873), English conchologist and geologist
• Mary Hottinger (1893–1978), Scottish translator and editor
• Mary Houghton, American banker and company founder
• Mary Howarth (c. 1858–after 1934), British journalist and newspaper editor
• Mary Howell (1932–1998), American physician, psychologist, lawyer, mentor, musician, and mother
• Mary Howgill (1623–before 1681), English Quaker
• Mary Howitt (1799–1888), English poet and author
• Mary Hume-Rothery (1824–1885), British writer and campaigner for medical reform
• Mary Huntoon (1896–1970), American artist and art therapist
• Mary Hutson (1884–1982), American civil engineer
• Mary Hyde (1779–1864), English-born Australian businesswoman and criminal
• Mary Hynes, Canadian radio- and television broadcaster
• Mary Ibberson (1892–1979), British musician and teacher
• Mary Ihedioha (born 1962), Nigerian handball player
• Mary Impey (1749–1818), English natural historian and patron of the arts
• Mary Imrie (1918–1988), Canadian architect
• Mary Ingalls (1865–1928), American older sister of author Laura Ingalls Wilder
• Mary Ingraham (1901–1982), Bahamian suffragist
• Mary Inman (1894–1985), American political activist and writer
• Mary Irvine (born 1956), Irish judge
• Mary Irvine (engineer) (1919–2001), British engineer
• Mary Isenhour, American political strategist, campaign manager, and government official
• Mary Ito, Canadian television- and radio personality
• Mary Ivins (1944–2007), American newspaper columnist, author, and political commentator
• Mary J. Blige (born 1971), American singer and actress
• Mary J. Farnham (1833–1913), English-born American missionary and temperance advocate
• Mary J. Gregor (1928–1994), American author, translator, and professor
• Mary J. Hickman, Irish-born American professor and scholar
• Mary J. Hornaday (1906–1982), American journalist
• Mary J. Newill (1860–1947), English painter, embroiderer, teacher, book illustrator, and stained glass designer
• Mary J. Safford (1834–1891), American nurse, physician, educator, and humanitarian
• Mary J. Schleppegrell (born 1950), American applied linguist and professor of education
• Mary J. Schoelen, American senior judge
• Mary J. Serrano (c. 1840–1923), Irish-born American translator, writer, and poet
• Mary Jacobus (1957–2009), American journalist
• Mary Jacobus (literary scholar) (born 1944), British literary scholar
• Mary Clubwala Jadhav (1909–1975), Indian philanthropist
• Mary Jarred (1899–1993), English opera singer
• Mary Jefferson Eppes (1778–1804), daughter of American president Thomas Jefferson
• Mary Jemison (1743–1833), British frontierswoman
• Mary Jerram (born 1945), New Zealand-born Australian coroner, magistrate, solicitor, and teacher
• Mary Jesse (born 1964), American technology- and media pioneer
• Mary Jewels (1886–1977), English painter
• Mary Jiménez, Mexican ranchera singer
• Mary Joanne Tarola, birth name of Linda Douglas (1928–2017), American model and actress
• Mary Johnstone, birth name of Moura Lympany (1916–2005), English concert pianist
• Mary Jolliffe (1923–2014), Canadian theatre- and performing arts publicist
• Mary Jowett, New Zealand architect
• Mary Joyce, English love interest of poet John Clare
• Mary Joynson (1924–2013), British childcare worker
• Mary K. Buck (1849–1901), Bohemian-born American author
• Mary K. Estes, American virologist and professor
• Mary K. Firestone, American professor of soil microbiology
• Mary K. Gaillard (1939–2025), American theoretical physicist
• Mary K. Hawes, American computer scientist
• Mary K. Okheena (born 1957), Inuvialuit graphic artist
• Mary K. Pershall, Australian children's author
• Mary K. Rothbart (born 1940), American professor emerita of psychology
• Mary K. Trigg, American associate professor of women's and gender studies
• Mary K. Trotter (1859–1925), American artist
• Mary Kaestner (1882–?), American opera singer
• Mary Kaiser (1948–2011), American chemist
• Mary Kalantzis (born 1949), Australian author and academic
• Mary Kaldor (born 1946), British academic and professor
• Mary Kalergis (born 1951), American author, photographer, and interviewer
• Mary Kalin Arroyo (born 1944), New Zealand-born Chilean botanist and professor of biology
• Mary Kalsrap, Vanuatuan entrepreneur
• Mary Kane (born 1962), American attorney
• Mary Kardash (1913–1994), Canadian socialist and feminist activist
• Mary Karr (born 1955), American poet, essayist, and memoirist
• Mary Katrantzou (born 1983), Greek fashion designer
• Mary Kay (landscape photographer), Greek landscape photographer
• Mary Kaye (1924–2007), American guitarist and performer
• Mary Kearney, American biologist
• Mary Keegan (born 1953), British retired accountant and civil servant
• Mary Lucas Keene (1885–1977), British professor of anatomy
• Mary Kekedo (c. 1919–1993), Papuan educator
• Mary Eliza Kennard (1850–1936), English novelist and writer of non-fiction
• Mary Kenny (born 1944), Irish journalist, broadcaster, and playwright
• Mary Kerr (1905–1998), Scottish bondager and domestic servant
• Mary Kershaw, American museum curator and director
• Mary Kessell (1914–1977), English figurative painter, illustrator, designer, and war artist
• Mary Kiani, Scottish singer
• Mary Kilbreth (1869–1957), American anti-suffragist
• Mary Killen, Northern Irish etiquette expert
• Mary Killman (born 1991), American synchronized swimmer
• Mary Kinder (1909–1981), American gun moll; girlfriend of gangster Harry Pierpont and associate of gangster John Dillinger
• Mary Kingsley (1862–1900), English ethnographer, writer, and explorer
• Mary Kingston (born 1970), Irish children's television presenter
• Mary Kini, Papua New Guinean anti-war activist
• Mary Kinnan (1763–1848), American woman held captive by Shawnee
• Mary Kinuthia (born 1990), Kenyan footballer
• Mary Kinzie (born 1944), American poet and critic
• Mary Kirchoff, American author of fantasy and young adult novels
• Mary Kirkland, Canadian set decorator
• Mary Kirkpatrick (c. 1863–1943), New South Wales midwife
• Mary Kirkwood (1904–1995), American artist and professor
• Mary Kisler, New Zealand curator, author, art historian, and art commentator
• Mary Kissel, American former journalist
• Mary Kitagawa (born 1935), Canadian educator
• Mary Kittamaquund (c. 1634–c. 1654), Piscataway woman who helped establish the Maryland colony
• Mary Klass (born 1935), Singaporean former sprinter
• Mary Klicka (1921–2007), Canadian-American registered dietitian and food technologist
• Mary Knatchbull (1610–1696), English Roman Catholic abbess
• Mary Knisely (born 1959), American retired middle- and long-distance runner
• Mary Knowling (1923–2013), South African medical doctor
• Mary Knowlton (?–2016), American woman whom a police officer accidentally shot and killed
• Mary Koboldt (born 1964), American former field hockey player
• Mary Koga (1920–2001), Japanese-American photographer and social worker
• Mary Kok (born 1940), Dutch swimmer
• Mary Kollock (1832–1911), American landscape painter
• Mary Kom (born 1982), Indian Olympic boxer
• Mary Koncel, American poet
• Mary Kostakidis (born 1954), Australian journalist and political commentator
• Mary Krebs-Brenning (1851–1900), German pianist
• Mary Krueger, American lieutenant general and physician
• Mary L. Boas (1917–2010), American mathematician, physics professor, and author
• Mary L. Cleave (1947–2023), American engineer and NASA astronaut
• Mary L. Coloe (born 1949), Australian Roman Catholic nun and New Testament biblical scholar
• Mary L. Disis, American physician-oncologist and medical journal editor
• Mary L. Doe (1836–1913), American suffragist, temperance reformer, teacher, and author
• Mary L. Droser, American paleontologist
• Mary L. Dudziak (born 1956), American legal theorist, civil rights historian, educator, and expert on leading foreign policy and international relations
• Mary L. Geffs (1854–1939), American author, speaker, and suffragist
• Mary L. Kraft, American professor of chemical- and biological engineering
• Mary L. Langworthy (1872–1949), American dramatic coach, writer, lecturer, clubwoman, and civic leader
• Mary L. Mallett (1860–1944), American temperance advocate
• Mary L. Mandich, American retired physical chemistry researcher
• Mary L. Marazita, American geneticist and professor of dental medicine
• Mary L. McMaster, American oncologist and clinical trialist
• Mary L. Mikva, American jurist and judge
• Mary L. Moreland (1859–1918), American minister, teacher, and writer
• Mary L. Pendered (1858–1940), English novelist
• Mary L. Proctor (born 1960), American artist
• Mary La Chapelle (born 1955), American short story writer
• Mary Lacity (born 1963), American professor, computer scientist, and researcher
• Mary Lacy (c. 1740–1801), British sailor, shipwright, and memoirist
• Mary Lacy, American district attorney in the Killing of JonBenét Ramsey
• Mary Laffoy (born 1945), Irish judge
• Mary Lakeland (?–1645), English woman executed for witchcraft
• Mary Lamb (1764–1847), English writer
• Mary Landers (1905–1990), American mathematician
• Mary Landry, American disaster-management official and retired rear admiral of the U.S. Coast Guard
• Mary Lane (born 1987), American non-fiction writer, journalist, and art historian
• Mary Langan (born 1948), Irish Roman Catholic nun
• Mary Lanwi (born 1921), Marshallese educator, activist, and promotor of traditional handicrafts
• Mary Larteh, Liberian tribal chief
• Mary Lascaris, Australian past member of children's musical group Hi-5 (Australian group)
• Mary Laschinger (born c. 1959), American former business executive
• Mary Lasker (1900–1994), American health activist and philanthropist
• Mary Latter (1725–1777), English poet, essayist, and playwright
• Mary Lattimore (born 1980), American harpist
• Mary Laughren, Australian linguist
• Mary Lavin (1912–1996), American-born Irish short story writer and novelist
• Mary Lawler (1944–1998), American speed skater
• Mary Lawrance (1781–1845), English botanical illustrator
• Mary Lawrenson (1850–1943), English activist and educationalist
• Mary Leacy (born 1986), Irish sportsperson
• Mary Leadbeater (1758–1826), Irish Quaker author and diarist
• Mary Leader (born 1948), American poet and lawyer
• Mary Leaf (1925–2004), Akwesasne Mohawk basket maker
• Mary Leakey (1913–1996), British paleoanthropologist
• Mary Leapor (1722–1746), English poet
• Mary Greenleaf Clement Leavitt (1830–1912), American educator, suffragist, and women's rights activist
• Mary Lee (1921–2022), Scottish singer
• Mary Lefkowitz (born 1935), American classical scholar and writer
• Mary Leigh (1885–1978), English political activist and suffragette
• Mary Leng, British philosopher and professor of mathematics and science
• Mary Lenig, American contestant on The Amazing Race (American TV series)
• Mary Leo (1895–1989), New Zealand religious sister
• Mary Leonard (c. 1845–1912), American attorney and accused murderer
• Mary Leonard (pediatrician), American pediatric nephrologist, epidemiologist, and professor
• Mary lePage (1879–1962), American Hindu
• Mary Le Ravin (1905–1992), African American visionary artist and ordained minister
• Mary Lerner (1882–1938), American writer
• Mary LeSawyer (1917–2004), American opera singer of Ukrainian descent
• Mary Lescher (1846–1927), British Mother Superior, school founder, and college head
• Mary Leta Dorothy Slaton, birth name of Dorothy Lamour (1914–1996), American actress and singer
• Mary Leue, American educator and community activist
• Mary Leunig (born 1950), Australian visual artist
• Mary Levison (1923–2011), British leader of the Church of Scotland
• Mary Liddell (1877–1967), Irish-born Australian journalist and feminist
• Mary Lidstrom (born 1951), American professor of microbiology
• Mary Kini Lifu (born 1994), Solomon Islander weightlifter
• Mary Lightfoot (1889–1970), American painter and printmaker
• Mary Lillian Ellison, real name of The Fabulous Moolah (1923–2007), American professional wrestler, promoter, and trainer
• Mary Lim (born 1948), Bruneian businesswoman and educator
• Mary Lindell (1895–1987), English nurse
• Mary Lindemann (born 1949), American historian and professor emerita of history
• Mary Lindsey (fl. 1697–1713), British singer
• Mary Lines (1893–1978), British athlete
• Mary Linley (1758–1787), English musician
• Mary Linskill (1840–1891), English novelist, short-story writer, and poet
• Mary Linwood (1755–1845), English needle woman and school mistress
• Mary Littlejohn (1903–1988), Canadian figure skater
• Mary Livermore (1820–1905), American journalist, abolitionist, and advocate of women's rights
• Mary Lobb (1878–1939), English Land Army volunteer; life companion of May Morris
• Mary Lobel (1900–1993), British historian
• Mary Lobo (born 1922/1923), Indian-born Singaporean social worker, clubwoman, and women's rights activist
• Mary Lokko, Ghanaian activist
• Mary Longman (born 1964), Canadian artist
• Mary Loomis, American Union nurse during the American Civil War
• Mary Looney (1886–1961), New Zealand civilian- and wartime nurse
• Mary Lorson, American writer, musician, and composer
• Mary Losseff (1907–1972), British singer and actress
• Mary Loveless (1899–1991), American physician and immunologist
• Mary Lowndes (1857–1929), English stained-glass artist and suffragist
• Mary Loyola (1845–1930), English Roman Catholic nun and author
• Mary Luba (born 1993), American NWSL player
• Mary Lubawski (born 1965), Canadian former breaststroke swimmer
• Mary Lucas (1882–1952), English composer and pianist
• Mary Lucia (born 1970), American on-air radio personality
• Mary Lucier (born 1944), American visual artist and pioneer in video art
• Mary Luckhurst, British writer, academic, and theatre director
• Mary Lum (artist) (born 1951), American visual artist
• Mary Lumpkin (1832–1905), American philanthropist and slave
• Mary Lutyens (1908–1999), English author
• Mary Lyschinska (1849–1937), Scottish-Polish Kindergarten teacher and writer
• Mary M. Duggan (1921–2009), American children's book author
• Mary M. Frasier (1938–2005), African American educator
• Mary M. Haskell (1869–1953), American congregationalist missionary in Bulgaria
• Mary M. Horowitz, American oncologist
• Mary M. Lepper (1929/1930–1984), American political scientist and scholar of public administration
• Mary M. Lisi (born 1950), American inactive district judge
• Mary M. McDermott, American professor of medicine
• Mary M. Ourisman (born 1946), American political consultant
• Mary M. Purser (1913–1986), American painter
• Mary M. Rowland (born 1961), American district judge
• Mary M. Schroeder (born 1940), American attorney, jurist, and circuit judge
• Mary Ma (1952/1953–2019), Chinese businesswoman and investor
• Mary Maan, Canadian candidate in the Results of the 2007 Ontario general election by riding
• Mary MacArthur (1904–1959), Canadian scientist
• Mary Macarthur (1880–1921), Scottish suffragist and trades unionist
• Mary Macaulay (1865–1944), American telegraph operator and labor union official
• Mary MacCarthy (1882–1953), English writer
• Mary MacGregor (born 1948), American singer
• Mary MacIsaac (1893–2006), Canadian supercentenarian
• Mary Mackall Gwinn, birth name of Mamie Gwinn Hodder (1860–1940), American educator
• Mary Mackellar (1834–1890), Scottish poet, writer, and translator
• Mary Macken-Horarik, Australian linguist
• Mary Mackenzie (mezzo-soprano), American classical mezzo-soprano and voice teacher
• Mary Mackey (born 1945), American novelist, poet, and academic
• Mary Mackie (born early 1940s), English writer
• Mary MacKillop (1842–1909), Australian Roman Catholic nun and educator
• Mary MacLane (1881–c. 1929), Canadian-born American writer
• Mary MacMakin (born 1929/1930), American aid worker
• Mary Macmaster (born 1955), Scottish harpist and singer
• Mary MacPherson (1821–1898), Scottish Gaelic poet
• Mary Macpherson, British socialist activist
• Mary Macqueen (1912–1994), Australian artist
• Mary Madeiras, American television soap opera director
• Mary Madeline Bonfils, birth name of May Bonfils Stanton (1883–1962), American heiress and philanthropist
• Mary Mageau (1934–2020), American-born Australian writer, harpsichordist, and composer
• Mary Main (1943–2023), American psychologist
• Mary Mairs-Chapot (born 1944), American equestrian
• Mary Maker, South Sudanese refugee, ambassador, and education advocate
• Mary Malahlela (1916–1981), South African physician
• Mary Malcolm (1918–2010), British radio- and television presenter and producer
• Mary Malcolmson, Canadian Girl Guide company founder
• Mary Mallen (fl. 2013–2016), American singer and actress
• Mary Mallon (1869–1938), Irish-born American cook
• Mary Mallon (academic) (1957–2006), British-New Zealand management academic and professor
• Mary Mancini, American political activist and former candidate
• Mary Manhein, American forensic anthropologist
• Mary Many Days Robidoux (c. 1805–1884), Métis daughter of fur trader Joseph Robidoux IV
• Mary Mapes (born 1956), American journalist, former television news producer, and author
• Mary Marcy (1877–1922), American socialist author, pamphleteer, poet, and magazine editor
• Mary Marechal, Belgian tennis player
• Mary Margesson, British daughter of politician David Margesson, 1st Viscount Margesson
• Mary Marguerite Leneen Kavanagh, birth name of Leneen Forde (born 1935), Canadian retired solicitor
• Mary Marlowe Sommer, American judge and lawyer
• Mary Marques (1896–2008), Portuguese supercentenarian
• Mary Marquis (born 1935), Scottish former television interviewer and presenter
• Mary Marre (1920–2005), British voluntary worker and public servant
• Mary Marr Platt, real name of Polly Platt (1939–2011), American film producer, production designer, and screenwriter
• Mary Marzke (?–2020), American anthropologist
• Mary Mason (born 1954), English singer
• Mary Massey (1915–1974), American historian
• Mary Masters (1694?–1759?), English poet and letter-writer
• Mary Matalin (born 1953), American political consultant
• Mary Matheson (1896–1969), Australian psychologist
• Mary Mathew (1724–1777), Irish diarist
• Mary Mattatall (born 1960), Canadian curler and coach
• Mary Mattingly (born 1978), American visual artist
• Mary Matz (1931–2013), American minister and theologian
• Mary Maverick (1818–1898), American pioneer and author of memoirs
• Mary Mayhew (born 1965), American lobbyist
• Mary Mayo (1924–1985), American singer
• Mary Mazur, American producer
• Mary Mazzio, American documentary filmmaker, attorney, and former Olympic rower
• Mary Mazzio-Manson (born 1998), American rower
• Mary Mbewe, Zambian journalist
• Mary McAnally (1945–2016), English television producer and tennis player
• Mary McAteer (born 2004), Welsh professional footballer
• Mary McBride (musician), American pop rock singer
• Mary McCagg (born 1967), American rower
• Mary McCallum (born 1961), Zambian-born New Zealand publisher, author, and journalist
• Mary McCammon (1927–2008), British mathematician and professor
• Mary McCann (1890–1966), Irish-born American woman who rescued boat passengers
• Mary McCartney (born 1969), English photographer, documentary filmmaker, cookbook author, and activist
• Mary McCarty (baseball) (1931–2009), American AAGPBL player
• Mary McCaslin (1946–2022), American folk singer
• Mary McClain, real name of Diamond Teeth Mary (1902–2000), American blues- and gospel singer and vaudeville entertainer
• Mary McCleary (born 1951), American artist
• Mary McClintock Fulkerson (born 1950), American Protestant theologian, scholar, and professor emerita
• Mary McConkey (1916–1981), Canadian competitive swimmer
• Mary McConneloug (born 1971), American racing cyclist
• Mary McCormic (1889–1981), American operatic soprano and professor of opera
• Mary McCoy (1820s–1899), Irish nurse
• Mary McCreary, American singer, pianist, and composer
• Mary McCrossan (1865–1934), English painter
• Mary McDermott (fl. 1832), Irish poet
• Mary McDonagh (1849–?), Irish poet
• Mary McEldowney-Evanson (1921–2019), American environmentalist
• Mary McEvoy (artist) (1870–1941), English artist
• Mary McFadden (1938–2024), American art collector, editor, fashion designer, and writer
• Mary Cornwell McFarland (1868–1943), American daughter of Presbyterian missionary Samuel G. McFarland
• Mary McGeachy (1901–1991), Scottish-Canadian diplomat and international civil servant
• Mary McGrory (1918–2004), American journalist and columnist
• Mary McGuckian (born 1963), Northern Irish film director
• Mary McHenry (1933–2021), American academic
• Mary McIlquham (1901–?), English tennis player
• Mary McLean (1866–1949), New Zealand school principal
• Mary McLoughlin (1901–1956), Irish woman who served in the 1916 Easter Rising
• Mary McMullen (1920–1986), American mystery writer
• Mary McMurtrie (1902–2003), Scottish botanical artist and horticulturalist
• Mary McNamara (born 1963), American journalist and television critic
• Mary McNeill, birth name of Sidney McCall (1865–1954), American novelist and poet
• Mary McNeill (doctor) (1874–1928), Scottish suffragist and doctor
• Mary McNish (c. 1926–2013), Australian teacher and activist
• Mary McPartlan (1955–2020), Irish singer, musician, music director, and producer
• Mary McQueen (1860–1945), New Zealand Presbyterian deaconess, orphanage matron, and social worker
• Mary McShain (1907–1998), Irish-American landowner and benefactor
• Mary McVeigh (born 1981), American retired soccer player
• Mary Meader (1916–2008), American aerial photographer and explorer
• Mary Medd (1907–2005), English architect
• Mary Meeke, alternate name of Elizabeth Meeke (1761–c. 1826), English author, translator, and children's writer
• Mary Meeker (born 1959), American venture capitalist and former security analyst
• Mary Meerson (1902–1993), French ballet dancer, model, and archivist
• Mary Meigs (1917–2002), American-born Canadian painter and writer
• Mary Meijer-van der Sluis (1917–1994), Dutch fencer and singer
• Mary Meilak (1905–1975), Maltese poet
• Mary Melfi (born 1951), Italian Canadian writer
• Mary Melone (born 1964), Italian Roman Catholic nun and theologian
• Mary Menéndez (1941–1989), American murder victim
• Mary Mensah (born 1963), Ghanaian sprinter
• Mary Meriam (born 1955), American poet and editor
• Mary Meyers (1946–2024), American speed skater
• Mary Mgonja, Tanzanian agricultural scientist and plant breeder
• Mary Middlemore (?–1618), English courtier
• Mary Middleton (1870–1911), Scottish political activist
• Mary Midgley (1919–2018), English philosopher
• Mary Midnight, a pen name of Christopher Smart (1722–1771), English poet
• Mary Mihelakos, Australian music promoter and journalist
• Mary Millar (1936–1998), English singer and actress
• Mary Millben (born 1982), American singer
• Mary Milligan (1935–2011), American Roman Catholic theologian and university administrator
• Mary Milne, Canadian singer-songwriter
• Mary Milne (athlete) (1914–2014), English athlete
• Mary Milner (19th-century writer) (1797–1863), English writer and editor
• Mary Mims (1882–1967), American educator, sociologist, agriculture sociologist, and extension agent
• Mary Miranda, American contestant on The Voice (American TV series) season 4
• Mary Miss (born 1944), American artist and designer
• Mary Moberly (1853–1940), British educator
• Mary Moffat (1795–1871), English missionary
• Mary Mohler (born 1984), American former competition swimmer
• Mary Mollineux (1651–1696), English Quaker poet
• Mary Molloy (1880–1954), American academic
• Mary Molony (1878–1921), Irish suffragette campaigner
• Mary Molson (1846–1881), American suffragist, lecturer, and orator
• Mary Monck (1677?–1715), Irish poet
• Mary Money (?–1905), English murder victim
• Mary Montgomerie Lamb, birth name of Violet Fane (1843–1905), English poet, writer, and ambassadress
• Mary Montgomery (1956–2017), American competition swimmer
• Mary Moodley (1913–1979), South African trade unionist and anti-apartheid activist
• Mary Moorman (born 1932), American woman who chanced to photograph U.S. President John F. Kennedy after his assassination
• Mary Caroline Moorman (1905–1994), English historian and biographer
• Mary Moraa (born 2000), Kenyan athlete
• Mary Morain (1911–1999), American therapist, social reformer, and secular humanist
• Mary More (1732–1807), English Roman Catholic nun
• Mary Moreau (born 1955/1956), Canadian jurist and former judge
• Mary Morello (born 1923), American activist
• Mary Morez (1946–2004), American Navajo painter
• Mary Morrissy (born 1957), Irish novelist and short story writer
• Mary Morten, American activist
• Mary Mortimer (1816–1877), English-born American educator
• Mary Moseley (1878–1961), Bahamian newspaper editor
• Mary Moser (1744–1819), English painter
• Mary Moss (1864–1914), American author and literary critic
• Mary Mossell Griffin (1882–1968), American writer, clubwoman, and suffragist
• Mary Mostert (1929–2016), American Mormon political writer and activist
• Mary Mothersill (1923–2008), Canadian philosopher
• Mary Moylan (1936–1995), American nurse-midwife and political activist
• Mary Muir (1881–1962), New Zealand nurse
• Mary Mulenga (born 1998), Zambian footballer
• Mary Mullarkey (1943–2021), American Supreme Court chief justice
• Mary Mullen (?–1962), American murder victim
• Mary Müller (1820–1901), New Zealand campaigner for women's suffrage- and rights
• Mary Mulry, American demographic statistician
• Mary Mulvihill (1959–2015), Irish scientist, radio television presenter, author, and educator
• Mary Murdoch (1864–1916), Scottish physician and suffragist
• Mary Murtfeldt (1839–1913), American entomologist, botanist, botanical collector, writer, and editor
• Mary Musani (born 1944), Ugandan hurdler
• Mary Musgrove (c. 1700–1765), American leading figure in early Georgia history
• Mary Musoke, Ugandan table tennis player
• Mary Mwakapila (born 1995), Zambian footballer
• Mary Myers (1849–1932), American balloonist and inventor
• Mary N. Frampton (1930–2006), American photographer and environmentalist
• Mary N. Meeker (1921–2003), American educational psychologist and entrepreneur
• Mary N. Torrey (1910–1998), American mathematical statistician and quality control specialist
• Mary Nakhumicha Zakayo (born 1979), Kenyan Paralympic track athlete
• Mary Nalule (born 1997), Ugandan cricketer
• Mary Naylor (born 1926), British-American retired variety entertainer
• Mary Nazzal-Batayneh (born 1979), Palestinian barrister, social entrepreneur, and impact investor
• Mary Neal (1860–1944), English social worker, suffragette, and English folk dance collector
• Mary Nerney (1938–2013), American women's rights activist
• Mary Nesbitt (1742/1743–1825), English upper class socialite and courtesan
• Mary Nesbitt Wisham (1925–2013), American AAGPBL player
• Mary Neumayr (born 1964), American government official
• Mary Newbery Sturrock (1892–1985), Scottish artist
• Mary Newcomb (artist) (1922–2008), British artist
• Mary Newport (1954/1955–?), American author, public speaker, and advocate
• Mary Ney (born 1949), British public servant
• Mary Ngalo (?–1973), South African anti-apartheid activist who also fought for women's rights
• Mary Nguyen (born 1976), American journalist and attorney
• Mary Nicolay (1850–1939), British Australian nurse and hospital matron
• Mary Nightingale (born 1963), English journalist and television presenter
• Mary Ní Mháille (?–1525), Irish noblewoman
• Mary Nissenson (1952–2017), American television journalist, entrepreneur, social activist, and university instructor
• Mary Njoki (born 1989), Kenyan businesswoman, executive, and entrepreneur
• Mary Noble (1911–2002), Scottish seed pathologist
• Mary Noe, American educator, writer, and lecturer
• Mary Nomura (born 1925), Japanese-American singer
• Mary Norris (1932–2017), Irish victim of human rights abuse
• Mary Norris (copy editor) (born 1952), American author, writer, and copy editor
• Mary Northridge, American epidemiologist and former editor-in-chief
• Mary Norwak (1929–2010), English food writer
• Mary Norwood (tennis) (born 1966), American former professional tennis player
• Mary Nótár (born 1985), Hungarian singer
• Mary Nourse (1880–1971), American educator and writer
• Mary Novik, Canadian novelist
• Mary Nwachukwu (born 1969), Nigerian handball player
• Mary Nyburg (1918–2006), American potter and teacher
• Mary Nzimiro (1898–1993), Nigerian businesswoman and activist
• Mary O. Furner, American historian
• Mary Obering (1937–2022), American painter
• Mary Odili (born 1952), Nigerian judge
• Mary of Bethezuba, 1st-century Jewish cannibal
• Mary of Saint Peter (1816–1848), French Discalced Carmelite nun
• Mary of Shaftesbury, 12th-century English Roman Catholic abbess
• Mary of St. Jerome Tourneux (1808–1896), French Roman Catholic nun
• Mary of the Divine Heart (1863–1899), German noblewoman and Roman Catholic nun
• Mary of the Passion (1839–1904), French Roman Catholic nun and missionary
• Mary Okwakol (born 1951), Ugandan university professor, academic administrator, zoologist, and community leader
• Mary Olmsted (1919–2018), American ambassador and economist
• Mary Olstine Graham (1842–1902), American educator in Argentina
• Mary Onyali-Omagbemi (born 1968), Nigerian former sprinter
• Mary Opeloge (born 1992), Samoan weightlifter
• Mary Oppen (1908–1990), American activist, artist, photographer, poet, and writer
• Mary Orr (1910–2006), American author
• Mary Orr (figure skater) (born 1996), Canadian pair skater
• Mary Orwen (1913–2005), American artist
• Mary Oshlag (1942–2021), American bridge player
• Mary Osijo (born 1996), Nigerian weightlifter
• Mary Ostergren (born 1960), American biathlete
• Mary Otto, American medical journalist
• Mary Ewing Outerbridge (1852–1886), American woman who introduced tennis to her country
• Mary Overlie (1946–2020), American choreographer, dancer, theater artist, professor, author, and the originator of the Six Viewpoints technique for theater and dance
• Mary Oxlie (fl. 1616), Scottish- or Northumbrian poet
• Mary Oyama Mittwer (1907–1994), Japanese American journalist and community organizer
• Mary O'Donnell (born 1954), Irish novelist, poet, journalist, broadcaster, and teacher
• Mary O'Donoghue (born 1975), Irish fiction writer, poet, and translator
• Mary O'Grady, American editor and columnist
• Mary O'Hagan (1823–1876), Irish Roman Catholic abbess
• Mary O'Kane (born 1954), Australian scientist and engineer
• Mary O'Kelly de Galway (1905–1999), Irish Belgian resistance operative
• Mary O'Riordan, American molecular biologist, professor, and dean
• Mary O'Rourke (barrister), Irish barrister
• Mary O'Rourke (singer) (1913–1964), Scottish singer
• Mary O'Shaughnessy, American crime writer
• Mary O'Shiell (1715–after 1745), French-Irish privateer shipowner and slave trader
• Mary O'Toole (1874–1954), American first female U.S. municipal judge
• Mary P. Burrill (1881–1946), African-American playwright
• Mary P. Dolciani (1923–1985), American mathematician
• Mary P. Easley, American attorney, academic, and former university administrator
• Mary P. Hamlin (1871–1964), American playwright
• Mary P. Koss, American professor
• Mary Padian, American participant on Storage Wars
• Mary Paillon (1848–1946), French mountain climber and writer
• Mary Paischeff (1899–1975), Finnish ballerina
• Mary Pakington (1878–1949), English playwright
• Mary Paleologus (?–1674), English daughter of assassin Theodore Paleologus
• Mary Palmer (1716–1794), English author
• Mary Pannal (?–1603), English herbalist who was executed for witchcraft
• Mary Pannbacker (?–2015), American speech-language pathologist and university professor
• Mary Papazian (born 1959), American former university president
• Mary Paraskeva (1882–1951), Greek photographer
• Mary Parent (born 1968), American film producer and former studio executive
• Mary Parke (1908–1989), British marine botanist
• Mary Parkinson (born 1936), English former journalist and television presenter
• Mary Parminter (1767–1849), British designer
• Mary Parr (born 1961), Irish hurdler
• Mary Parry (1929–2017), English ice dancer
• Mary Partington (1889–1979), American schoolteacher and goat farmer
• Mary Patricia Plangman, birth name of Patricia Highsmith (1921–1995), American novelist and short story writer
• Mary Patten (born 1951), American artist and activist
• Mary Pattillo, American professor and ethnographer
• Mary Pawlenty (born 1961), American lawyer, judge, and public official
• Mary Paxton Keeley (1886–1986), American journalist
• Mary Pearcey (1866–1890), English woman who was executed for murder
• Mary Peck (born 1952), American photographer
• Mary Peckham (1839–1893), American author and reformer
• Mary Peisley (1718–1757), Irish Quaker writer
• Mary Pellatt (1857–1924), Canadian philanthropist
• Mary Pelloni, American television producer, director, and executive producer
• Mary Pendrill Llewelyn (1811–1874), Welsh poet and translator
• Mary Penfold (1820–1895), English businesswoman and winemaker
• Mary Penington (1623–1682), English Quaker writer and theologian
• Mary Penry (1735–1804), Welsh-born American diarist and accountant
• Mary Perkins (born 1944), English billionaire and businesswoman
• Mary Perkins (nurse) (1839–1893), American nurse during the American Civil War
• Mary Persico, American Roman Catholic nun and academic administrator
• Mary Perth (c. 1740–c. 1813), African American colonist and businesswoman
• Mary Pete (1957–2018), American educator and anthropologist
• Mary Peterson (midwife) (1927–2020), Alutiiq midwife and healer
• Mary Petherbridge (1870–1940), English indexer and writer
• Mary Petherick (1859–1946), British mountaineer and writer
• Mary Petrie (born 1951), Canadian former pair skater
• Mary Phagan (1899–1913), American murder victim
• Mary Phelps Jacob, birth name of Caresse Crosby (1892–1970), American fashion designer, businesswoman, socialite, writer, book publisher, artist, and pornographer
• Mary Philbrook (1872–1958), American attorney
• Mary Philipse (1730–1825), Anglo-Dutch colonial American heiress
• Mary Phillip (born 1977), English international footballer and football team manager
• Mary Pierce (born 1975), French former professional tennis player
• Mary Pike (1776–1832), Irish Quaker heiress
• Mary Pilkington (1761–1839), English novelist and poet
• Mary Pilling (born 1938), English former cricketer
• Mary Pillsbury Weston (1817–1895), American painter
• Mary Pilon (born 1986), American journalist and filmmaker
• Mary Ping (born 1978), American fashion designer
• Mary Pinwill (1871–1962), English professional woodcarver and businesswoman
• Mary Pirie (1822–1885), Scottish botanist and teacher
• Mary Pitcaithly, Scottish civil servant
• Mary Pitman Ailau (1838/1841–1905), American high chiefess of Hawaii
• Mary Pitt (1676–?), English courtier
• Mary Pittman, American chief executive
• Mary Pix (1666–1709), English novelist and playwright
• Mary Player (c. 1857–1924), New Zealand servant, midwife, welfare worker, feminist, and social reformer
• Mary Poafpybitty, birth name of Sanapia (1895–1984), Comanche medicine woman and spiritual healer
• Mary Pocock (1886–1977), South African phycologist
• Mary Pollard (1922–2005), English-born Irish librarian and literary scholar
• Mary Poovey, American cultural historian and literary critic
• Mary Portas (born 1960), English retail consultant and broadcaster
• Mary Porteous (1783–1861), English Primitive Methodist itinerant preacher
• Mary Post (1841–1934), American teacher and pioneer of education
• Mary Pownall (1862–1937), English sculptor
• Mary Poynton (1812–1891), New Zealand Roman Catholic
• Mary Prankster, American singer-songwriter
• Mary Newmarch Prescott (1849–1888), American author and poet
• Mary Prestidge (born 1948), English gymnast
• Mary Pride (born 1955), American author and magazine producer
• Mary Priestley (1925–2017), British music therapist
• Mary Prince (c. 1788–after 1833), British black writer and abolitionist
• Mary Prince (nanny) (born 1946), African American woman wrongly convicted of murder
• Mary Printz (1923–2009), American answering service operator
• Mary Prior (born 1942), British retired university officer
• Mary Proctor (1862–1957), Irish-American popularizer of astronomy
• Mary Proença (born 1935), Brazilian diver
• Mary Puckey (1898–1990), Australian medical doctor and hospital administrator
• Mary Pudlat (1923–2001), Canadian Inuk artist
• Mary Pugh, American mathematician
• Mary Pulling (1871–1951), English-born New Zealand headmistress, writer, and anchoress
• Mary Pünjer (1904–1942), German Jewish shop assistant who was murdered in the Holocaust
• Mary Q. Steele (1922–1992), American author and naturalist
• Mary Qayuaryuk (1908–1982), Inuk printmaker and midwife
• Mary Quade (born 1971), American writer of poetry and nonfiction
• Mary Quaile (1886–1958), Irish trade unionist
• Mary Quant (1930–2023), English fashion designer and icon
• Mary Quigley (1960–1977), American murder victim
• Mary Quin, American former businesswoman and kidnapping victim
• Mary Quintal (born 1929), Singaporean former badminton player and police officer
• Mary R. Calvert (1884–1974), American astronomical computer and astrophotographer
• Mary R. Denman (1823–1899), American temperance activist and social reform leader
• Mary R. Habeck (born 1963), American scholar of international relations
• Mary R. McKie, Canadian artist
• Mary R. P. Hatch (1848–1935), American author
• Mary R. T. McAboy (1815–1892), American poet
• Mary Racelis (born 1932), Filipino sociologist, anthropologist, and development worker
• Mary Rae (1880–1915), New Zealand nurse
• Mary Raftery (1957–2012), Irish investigative journalist, filmmaker, and writer
• Mary Railton (1906–1992), British Army officer
• Mary Rajamani (born 1943), Malaysian sprinter
• Mary Rakow, American novelist
• Mary Ralphson (?–1808), British Army personnel
• Mary Rambaran-Olm, Canadian specialist of early medieval England literature and history
• Mary Ramerman, American activist
• Mary Ramsden (born 1984), British painter
• Mary Rand (born 1940), English former track and field athlete
• Mary Randlett (1924–2019), American photographer
• Mary Randolph (1762–1828), Southern American cook and author
• Mary Rankin Swan (1865–1944), Irish portrait artist
• Mary Rawcliffe (1942–2023), American soprano
• Mary Rebecca Wadsworth, birth name of Rebecca Brandewyne (born 1955), American writer of romance novels
• Mary Reckford (born 1992), American rower
• Mary Redmond (1863–1930), Irish sculptor
• Mary Rees (born 1953), British mathematician and emeritus professor of mathematics
• Mary Reeser (1884–1951), American woman who mysteriously burned to death
• Mary Regan (born 1982), Irish journalist
• Mary Reibey (1777–1855), English-born Australian merchant, shipowner, and trader
• Mary Reidy (1880–1977), New Zealand civilian- and military nurse and community leader
• Mary Remington (1910–2003), English oil painter and artist
• Mary Remnant (1935–2020), English musician, scholar, musicologist, and medievalist
• Mary Renault (1905–1983), English novelist
• Mary Renfrew (born 1955), British professor of midwifery
• Mary Reveley (1940–2017), English racehorse trainer
• Mary Richmond (1861–1928), American social work pioneer
• Mary Richmond (teacher) (1853–1949), New Zealand community leader, teacher, and writer
• Mary Rickert (born 1959), American writer of fantasy fiction
• Mary Rickett (1861–1925), British mathematician
• Mary Riddell (born 1952), English journalist
• Mary Riddell (skier) (born 1980), American Paralympic alpine skier
• Mary Riddle (1902–1981), Native American airplane pilot
• Mary Rider (1876–?), American screenwriter, playwright, and short story writer
• Mary Ridge (1925–2000), British television director
• Mary Rini (1925–2019), American AAGPBL pitcher
• Mary Rippon (1850–1935), American professor
• Mary Roach (born 1959), American author and humorist
• Mary Robison (born 1949), American short story writer and novelist
• Mary Rockwell Hook (1877–1978), American architect and pioneer for women in architecture
• Mary Rodd, Lady Rennell (1901–1981), English landscape artist
• Mary Rodgers (1931–2014), American composer, screenwriter, and author
• Mary Roebling (1905–1994), American banker, businesswoman, and philanthropist
• Mary Rokonadravu, Fijian writer
• Mary Rollason (1764/1765–1835), British businesswoman
• Mary Rolleston (1845–1940), New Zealand homemaker, political hostess, and community leader
• Mary Rolls (1775–1835), English poet
• Mary Roman (1935–2020), American senior Olympics athlete and community leader
• Mary Romero (born 1952), American sociologist
• Mary Romero (boxer) (born 1985), Spanish professional boxer
• Mary Ronan, American educator
• Mary Ronnie (1926–2023), New Zealand librarian
• Mary Rood, 18th-century English silversmith
• Mary Roos (born 1949), German singer
• Mary Rosselli Nissim (1864–1937), Italian artist, composer, and pianist
• Mary Roszela Bellard, birth name of Rosie Ledet (born 1971), American Creole Zydeco accordion player and singer
• Mary Rotolo (1910–1990), American writer and political activist
• Mary Rountree (1922–2007), American AAGPBL player
• Mary Rouse (1926–1993), New Zealand cricketer
• Mary Rowe (born 1936), American professor
• Mary Rowell, American violinist
• Mary Rowlandson (c. 1637–1711), American woman whom Native Americans captured
• Mary Roy (1933–2022), Indian educator and women's rights activist
• Mary Royster (1875–1989), American supercentenarian
• Mary Ruddock (1895–1969), New Zealand clothes designer and businesswoman
• Mary Rudge (1842–1919), English chess master
• Mary Ruefle (born 1952), American poet, essayist, and professor
• Mary Ruggie (born 1945), American sociologist and professor
• Mary Rundle (1907–2010), English military personnel
• Mary Russ (born c. 1953), American retired jockey
• Mary Ruthsdotter (1944–2010), American feminist activist
• Mary Rutnam (1873–1962), Canadian doctor, gynaecologist, suffragist, and pioneer of women's rights
• Mary Ruwart (born 1949), American retired biomedical researcher, and speaker, writer, and activist
• Mary Danforth Ryle (1833–1904), American philanthropist
• Mary S. B. Shindler (1810–1883), American poet, writer, and editor
• Mary S. Caswell (1847–1924), American educator and writer
• Mary S. Cummins (1854–1894), American educator
• Mary S. Hartman (born 1941), American academic of gender studies
• Mary S. Lovell, British writer
• Mary S. Metz, American academic administrator
• Mary S. Peake (1823–1862), American teacher and humanitarian
• Mary S. Washburn (1868–1932), American sculptor
• Mary Sachs (1882–1973), American playwright and poet
• Mary Safford (1851–1927), American Unitarian minister
• Mary Sampson Patterson Leary Langston (c. 1835–1915), American abolitionist
• Mary Sandbach (1901–1990), British translator
• Mary Sandeman, real name of Aneka (born 1947), Scottish retired traditional singer
• Mary Sandoval, American mathematician and professor
• Mary Sands (1872–1949), American singer
• Mary Sansom (1935–2010), English operatic soprano
• Mary Sara (born 1986), Japanese fashion model and singer
• Mary Sarah (born 1995), American country music singer and songwriter
• Mary Saran (1897–1976), German-born English journalist and author
• Mary Sartain, American real estate manager, and contestant on Survivor (American TV series)
• Mary Sauer (born 1975), American pole vaulter
• Mary Saunders (born 1947), American retired U.S. Air Force personnel
• Mary Sawtelle (1835–1894), American medical doctor
• Mary Saxby (1738–1801), British vagrant
• Mary Saxer (born 1987), American track and field athlete
• Mary Say (1739/1740–1832), British printer and newspaper publisher
• Mary Scales (1928–2013), American professor, civic leader, and funeral home owner
• Mary Schapiro (born 1955), American lawyer and civil servant
• Mary Schaps (born 1948), Israeli-American mathematician, professor, and dean
• Mary Scharlieb (1845–1930), British pioneer physician and gynaecologist
• Mary Schendlinger (born 1948), Canadian writer and editor
• Mary Schenley (1826–1903), American philanthropist
• Mary Schepisi (born 1949), American artist
• Mary Schiavo, American aviation lawyer and whistleblower
• Mary Schleicher (1855–1949), Australian Anglican deaconess
• Mary Schmich (born 1953), American journalist
• Mary Schneider (born 1932), Australian singer and performer
• Mary Scotvold, American figure skating coach
• Mary Scranton (1918–2015), American consultant, community advocate, and academic trustee
• Mary Scullion (born 1950s), American Roman Catholic religious sister and activist
• Mary Seacole (1805–1881), English nurse, writer, and businesswoman
• Mary Seaton (born 1956), American former alpine skier
• Mary Selway (1936–2004), English casting director
• Mary Semans (1920–2012), American philanthropist
• Mary Seton (1542–1615), Scottish courtier, and later a nun
• Mary Settegast (1934–2020), American contemporary scholar and author
• Mary Sexton, Canadian film- and television producer
• Mary Sey (1952–2024), Gambian judge
• Mary Shaffer (born 1947), American artist
• Mary Shane (1945–1987), American MLB broadcaster
• Mary Shanley (1896–1989), American police officer and detective
• Mary Shannon (born 1944), English retired table tennis player
• Mary Shapard (c. 1882–c. 1950s), American author and peace activist
• Mary Sharp (1778–1812), British activist
• Mary Shawa, Malawian former public official
• Mary Sheepshanks (1872–1960), English pacifist, feminist, journalist, and social worker
• Mary Shelton (1510s–1570s), English poet and writer
• Mary Shepard (1909–2000), English illustrator of children's books
• Mary Sheridan (1899–1978), English paediatrician and public health officer
• Mary Sheriff (1950–2016), American art historian and professor
• Mary Sherlach (?–2012), American victim of the Sandy Hook Elementary School shooting
• Mary Sherwood (1856–1935), American physician, educator, and spokesperson
• Mary Shields (musher), American dog sledder
• Mary Shirville (1926–2020), English author and flower arranger
• Mary Short (1802–1849), Indian queen; wife of king Ghazi-ud-Din Haidar Shah
• Mary Shreve (Ames) Frothingham (1867–1955), American member of the Ames family
• Mary Shudi (?–1797), English harpsichord maker
• Mary Sia (1899–1971), Chinese-American teacher and cookbook author
• Mary Sibande (born 1982), South African artist
• Mary Sibbet Copley (1843–1929), American philanthropist and charity worker
• Mary Easton Sibley (1800–1878), American pioneer and educator
• Mary Siddon (fl. 1783), English thief
• Mary Siezgle, American Civil War nurse and soldier
• Mary Silber, American mathematician, physicist, and professor
• Mary Silberman (born 1997), Israeli wheelchair basketball player
• Mary Silliman (1736–1818), American matriarch in Revolutionary- and post-colonial Connecticut
• Mary Silvani (1948–1982), American murder victim
• Mary Simmons (?–c. 1687), English printer
• Mary Simon (born 1947), Canadian civil servant, diplomat, and former broadcaster
• Mary Sink, alternate name of Virginia Sink (1913–1986), American chemical engineer; first woman automotive engineer at Chrysler
• Mary Sinnott (born 1943), Irish former camogie- and badminton player
• Mary Size (1882/1883–1959), Irish penal reformer and officer
• Mary Skeaping (1902–1984), English ballerina, ballet teacher, director, choreographer, and producer
• Mary Skrenes, American comic book writer and screenwriter
• Mary Slessor (1848–1915), Scottish Presbyterian missionary to Nigeria
• Mary Annie Sloane (1867–1961), English artist
• Mary Smallwood (1919–2023), British historian and professor of Romano-Jewish history
• Mary Smart (1832–1849), the earliest known Sierra Leonean resident in Reading, England
• Mary Smieton (1902–2005), British civil servant
• Mary Smirke (1779–1853), English artist and translator
• Mary Snell-Hornby (born 1940), British-Austrian translator and scholar
• Mary Snow (1902–1978), British botanist
• Mary McCarty Snow (1928–2012), American composer, organist/pianist, and publisher
• Mary Snowden (born 1940), American painter and educator
• Mary Soames (1922–2014), English author
• Mary Soderstrom (born 1942), Canadian novelist and short story- and non-fiction writer
• Mary Sojourner (born 1940), American novelist, NPR commentator, columnist, and environmental- and social justice activist
• Mary Solari (1849–1929), Italian-American artist
• Mary Soronadi (born 1971), Nigerian handball player
• Mary Southcott (1862–1943), Canadian nurse, hospital administrator, and campaigner
• Mary Southin (born 1931), Canadian retired judge
• Mary Spackman, American physician
• Mary Spargo (1904–1991), American newspaper journalist and columnist
• Mary Spear (1913–2006), English cricketer
• Mary Speer (1925–2014), American southern gospel singer
• Mary Speir Gunn (1862–1913), Scottish murder victim
• Mary Speke (c. 1625–1697), English nonconformist patron and political activist
• Mary Spender (born 1990), British singer-songwriter, guitarist, and YouTube personality
• Mary Sperling, birth name of Dee Dee Phelps, American singer-songwriter and author
• Mary Sperry, American suffragist
• Mary Spilde (born 1951), Scottish retired educator
• Mary Spiller (1924–2019), English horticulturist and teacher
• Mary Spio, Ghanaian deep space engineer, tech innovator, and entrepreneur
• Mary Spiteri (born 1947), Maltese singer and television personality
• Mary Spry (1922–2002), English cricketer
• Mary Squibb, American mystery- and crime novelist
• Mary Stacey (born 1961), English judge, lawyer, and solicitor
• Mary Stachowicz (1951–2002), Polish American murder victim
• Mary Stainbank (1899–1996), South African sculptor
• Mary Stallard (born 1967), Welsh Anglican bishop
• Mary Stallcup (1954–1997), American lawyer
• Mary Stallings (born 1939), American jazz vocalist; mother of soul singer Adriana Evans
• Mary Stanisia (1878–1967), American Catholic nun, artist, and painter
• Mary Stanley (1813–1879), English Roman Catholic nun, philanthropist, and nurse
• Mary Stanton (born 1947), American author
• Mary Stapleton (1837–1918), British local historian
• Mary Stapleton-Bretherton (1809–1883), British landowner and businesswoman
• Mary Starrett, Canadian candidate in the 2006 Oregon gubernatorial election
• Mary Stauffer, American murder victim
• Mary Staunton, Irish musician and concertina- and accordion player
• Mary Steedman (1867–1921), English tennis player
• Mary Steen (1856–1939), Danish photographer and feminist
• Mary Steinhauser (1942–1975), Canadian social worker and prison classification officer
• Mary Ashley Stevenson (born 2005), American basketball player
• Mary Haviland Stilwell Kuesel (1866–1936), American dentist
• Mary Stiner, American curator, academic, and professor of anthropology
• Mary Stirling, American labor unionist
• Mary Stockdale (1774–1854), English religious writer
• Mary Stocks, Baroness Stocks (1891–1975), English writer, economic historian, and suffragist
• Mary Stoddard (c. 1852–1901), Scottish-born Australian artist
• Mary Stoiana (born 2003), American tennis player
• Mary Stolz (1920–2006), American fiction writer
• Mary Stonehouse (1722–1751), British heiress
• Mary Stormont (1871–1962), English painter
• Mary Story, American medical researcher, professor, and science writer
• Mary Stott (1907–2002), English feminist and journalist
• Mary Strangman (1872–1943), Irish doctor, public health advocate, and women's suffragist
• Mary Strong (born 1973), American broadcast journalist, professional beach volleyball player, and master yoga instructor
• Mary Struthers (born 1950), American former professional tennis player
• Mary Sturge (1862–1925), English medical doctor and suffragist
• Mary Sturt (1896–1993), British educational psychologist and historian of education
• Mary Sudbury (1934–2018), Scottish engineer
• Mary Sully (1896–1963), Yankton Dakota avant-garde artist
• Mary Summer (1842–1902), French writer and historian
• Mary Sumner, 19th-century English silversmith
• Mary Sumner (1828–1921), English women's rights activist
• Mary Surratt (1820 or 1823–1865), American boarding house owner
• Mary Swainson (1908–2008), English pioneer of student counselling
• Mary Swan, Canadian novelist and short story writer
• Mary Swander (born 1950), American author
• Mary Swanzy (1882–1978), Irish landscape- and genre artist
• Mary Sweeny, 19th-century American criminal
• Mary Swope, real name of Topo Swope (born 1949), American actress and talent agent
• Mary Symon (1863–1938), Scottish poet
• Mary Symonds (1772–1854), English watercolour painter
• Mary Szybist (born 1970), American poet
• Mary T. Boatwright (born 1952), American professor emerita of classical studies and ancient history
• Mary T. Ficalora (born 1960), American author, educator, event coordinator, and television producer
• Mary T. Meagher (born 1964), American former competition swimmer, Olympic champion, and world record-holder
• Mary T. Reiley (1858–1878), American poet
• Mary T. Waggaman (1846–1931), American author of Catholic literature
• Mary T. Wales (1874–1952), American educator
• Mary Tabor (born 1946), American author of literary fiction, professor, radio show host, and columnist
• Mary Tadd (born 1936), English former javelin thrower
• Mary Taft (1772–1851), British Wesleyan Methodist preacher
• Mary TallMountain (1918–1994), American poet and storyteller
• Mary Tannahill (1863–1951), American painter, printmaker, embroiderer, and batik maker
• Mary Tanner (born 1938), British academic
• Mary Tape (1857–1934), American desegregation activist
• Mary Tassugat (1918–2016), Canadian Inuk artist
• Mary Tautari (?–1906), New Zealand Māori schoolteacher, interpreter, and postmaster
• Mary Tealby (1801–1865), English animal welfare campaigner
• Mary Teasdel (1863–1937), American impressionist artist
• Mary Teichman (born 1954), American artist and printmaker
• Mary Teissier (1917–1990), Ukrainian-French socialite, heiress, interior designer, and art collector
• Mary Telfair (1791–1875), American art collector and philanthropist
• Mary Tenney Castle (1819–1907), American missionary and philanthropist
• Mary Terán de Weiss (1918–1984), Argentine tennis player
• Mary Terrall (1952–2023), American academic and science historian
• Mary Thalassa Alford Cruso, birth name of Thalassa Cruso (1909–1997), English-born American presenter and author on horticulture
• Mary Theisen-Lappen (born 1990), American weightlifter
• Mary the Jewess, 3rd-century Jewish alchemist, scholar, writer, inventor, and occultist
• Mary Thimelby (1610–1690), English prioress
• Mary Thipe (1917–1982), South African anti-apartheid and human rights activist
• Mary Thom (1944–2013), American feminist, writer, and editor
• Mary Thomford Sellmer (1902–?), American game warden
• Mary Thornycroft (1809–1895), English sculptor
• Mary Threlfall (1910–1996), Australian nurse
• Mary Tiffen (1931–2020), British economic historian, scholar, and development professional
• Mary Tiles (born 1946), American philosopher and historian of mathematics and science
• Mary Tillinghast, British cook and writer
• Mary Tillotson, American broadcast journalist
• Mary Timms, Nigerian model and beauty pageant titleholder
• Mary Timney (?–1862), Scottish woman executed for murder
• Mary Timony (born 1970), American independent singer-songwriter, guitarist, keyboardist, bassist, and violist
• Mary Tindale (1920–2011), Australian botanist
• Mary Tinetti, American physician and professor
• Mary Tinney (1924–2006), Irish ambassador
• Mary Toft (c. 1701–1763), English medical hoaxer
• Mary Tombiri (born 1972), Nigerian retired track and field sprinter
• Mary Tomlinson, real name of Marjorie Main (1890–1975), American character actress
• Mary Tonkin (born 1973), Australian artist
• Mary Tooth (1778–1843), British Methodist preacher
• Mary Tortorich (1914–2017), American voice teacher
• Mary Totah (1957–2017), American Roman Catholic nun and non-fiction writer
• Mary Tourtel (1874–1948), British artist and writer
• Mary Towq Ghosh (born 1963), Lebanese translator and writer
• Mary Treadgold (1910–2005), English novelist, literary editor, and broadcaster producer
• Mary Treat (1830–1923), American naturalist, botanist, entomologist, and author
• Mary Tregear (1924–2010), British museum curator and art historian
• Mary Treglia (1897–1959), American social worker
• Mary Trevelyan (1897–1983), British warden of the Student Movement House
• Mary Trlica, American missing female
• Mary Troby, 19th-century English silversmith
• Mary Trye (1642–?), English writer and folk healer
• Mary Tsingou (born 1928), American physicist and mathematician
• Mary Tsiongas (born 1959), Greek-born American multi-disciplinary artist
• Mary Tsukamoto (1915–1998), Japanese American educator, cultural historian, and civil rights activist
• Mary Tuck (1928–1996), English criminologist, psychologist, and civil servant
• Mary Tuplin (1870–1887), Canadian murder victim
• Mary Turnbull (1927–2008), English historian and author
• Mary Turzillo (born 1940), American science fiction writer
• Mary Twining (1726–1804), English businesswoman
• Mary Two-Axe Earley (1911–1996), Canadian Mohawk- and Oneida women's rights activist
• Mary Tyrwhitt (1903–1997), British Army officer
• Mary U. Rothrock (1890–1976), American librarian and historian
• Mary Uduma (born 1952), Nigerian business executive
• Mary Underwood, Australian former international lawn bowls player
• Mary Unwin (1724–1796), British friend of English poet and Anglican hymnwriter William Cowper
• Mary Uprichard (born 1938), British nursing-, midwifery-, and health care activist
• Mary Upton Ferrin (1810–1881), American suffragette and women's rights advocate
• Mary V. Clymer (1861–1942), American nurse
• Mary V. Relling, American pharmacogeneticist
• Mary V. R. Thayer (1902–1983), American socialite, journalist, and author
• Mary V. Seeman (1935–2024), Canadian psychiatrist and professor
• Mary Valencia (born 2003), Colombian-born Chilean footballer
• Mary Valverde (born 1975), Latina-American artist
• Mary Van Blarcom (1913–1953), American artist
• Mary Vandervliet (1912–2004), Canadian sprinter
• Mary Van Ess, American curler
• Mary Vane-Tempest (c. 1858–1873), British daughter of George Vane-Tempest, 5th Marquess of Londonderry
• Mary van Kleeck (1883–1972), American social scientist and socialist
• Mary Van Rensselaer Buell (1893–1969), American chemist
• Mary Varnham (born 1946), New Zealand writer and publisher
• Mary Vaughan (born 1953), Irish archer
• Mary Vaux Walcott (1860–1940), American artist and naturalist
• Mary Vere (1581–1671), English letter writer
• Mary Verghese (1925–1986), Indian physician
• Mary Vetsera (1871–1889), Austrian noblewoman and mistress
• Mary Vieira (1927–2001), Brazilian sculptor
• Mary Vingoe, Canadian playwright and theatre director
• Mary von Schrader Jarrell (1914–2007), American patron of the arts and memoirist
• Mary von Stein, birth name of M. J. Hegar (born 1976), American U.S. Air Force veteran and former politician
• Mary Voytek, American microbiologist and astrobiologist
• Mary W. Bacheler (1860–1939), American physician and Baptist medical missionary in India
• Mary W. Chapin (1820–1889), American educator
• Mary W. M. Falconer (1867–1944), Scottish writer, poet, governess, and teacher
• Mary W.M. Hargreaves (1914–2008), American scholar of agricultural history
• Mary W. S. Wong, Singaporean lawyer
• Mary Wacera Ngugi (born 1988), Kenyan long-distance runner
• Mary Alsop King Waddington (1833–1923), American author
• Mary Wagaki (born 1954), Kenyan long-distance runner
• Mary Wagner (born 1949), American lawyer and retired judge
• Mary Wagner (Canada) (born 1974), Canadian anti-abortion advocate
• Mary Wakefield (born 1954), American nurse and health care administrator
• Mary Wakefield (journalist) (born 1975), British journalist
• Mary Walcott (1675–c. 1752), American girl called as a witness at the Salem witch trials
• Mary Waldron (born 1984), Irish association footballer and cricketer
• Mary Lily Walker (1863–1913), Scottish social reformer in Dundee
• Mary Walter (radio), American radio show host, political commentator, and voiceover artist
• Mary Walton, American inventor
• Mary Wambui, Kenyan businesswoman
• Mary Wandesford (1655–1726), Irish religious unmarried woman
• Mary Warburg (1908–2009), American philanthropist
• Mary Warburg (artist) (1866–1934), German painter and sculptor
• Mary Wardell (1832–1917), British philanthropist and hospital administrator
• Mary Warnock, Baroness Warnock (1924–2019), English philosopher of morality, education, and mind, and a writer on existentialism
• Mary Washburn (1907–1994), American athlete
• Mary Watt (1917–2005), New Zealand landscape architect and gardener
• Mary Way (1769–1833), American painter
• Mary Waya (born 1968), Malawian netball player and coach
• Mary Wayte (born 1965), American former competition swimmer, Olympic medalist, and television sports commentator
• Mary Weatherford (born 1963), American painter
• Mary Weddle (1934–2021), American AAGPBL player
• Mary Weiss (1948–2024), American singer and interior designer; member of girl group The Shangri-Las
• Lady Mary Wellesley (born 1986), British writer and historian
• Mary Wellstead (1850–1894), Australian scientist
• Mary Wemyss (1868–1951), English novelist
• Mary Wesley (1912–2002), English novelist
• Mary West (born 1945/1946), American entrepreneur and philanthropist
• Mary West, American murder victim
• Mary Westbrook (1829–1908), American author and poet
• Mary Westenholz (1857–1947), Danish Unitarian, women's rights activist, writer, and editor
• Mary Westmacott, pseudonym of Agatha Christie (1890–1976), English writer
• Mary Wharton (1912–1991), American botanist, author, and environmental activist
• Mary Wheatland (1835–1924), English swimming instructor, bathing machine keeper, and life-saver
• Mary Wheelhouse (c. 1868–c. 1947), English painter, illustrator, toymaker, and suffragette
• Mary Whelan, Irish diplomat
• Mary Whipple (born 1980), American coxswain
• Mary Whistler, alternate name of Ida Pollock (1908–2013), English novelist and painter
• Mary Whitebird, American author
• Mary Whitehouse (1910–2001), British teacher and conservative activist
• Mary Whitmer (1778–1856), German-born American Book of Mormon witness
• Mary Whitmore (1884–1974), English teacher, social activist, and mayor
• Mary Whitton, American computer scientist
• Mary Whyte (born 1953), American watercolor artist and author
• Mary Wibberley (c. 1934–2013), English romantic fiction writer
• Mary Wiggins (1904–1974), American composer, educator, organist, and pianist
• Mary Wigman (1886–1973), German dancer and choreographer
• Mary Wilburn (1932–2021), American lawyer and government official
• Mary Wilde, Baroness Penzance (1825–1900), English gardener
• Mary Wilkinson (1909–2001), English scholar of German literature and culture
• Mary Willingham, American woman who partook in the University of North Carolina academic-athletic scandal
• Mary Willumsen (1884–1961), Danish photographer
• Mary Wilshire (born 1953), American comics artist
• Mary Windeyer (1836–1912), English-born Australian women's rights campaigner, suffragist, philanthropist, and charity organizer
• Mary Wineberg (born 1980), American track and field athlete
• Mary Wings (born 1949), American cartoonist, writer, and artist
• Mary Winkler (born 1973), American woman convicted of voluntary manslaughter
• Mary Winningham, real name of Mare Winningham (born 1959), American actress and singer-songwriter
• Mary Winsor (1869–1956), American suffragist
• Mary Wirepa (1904–1971), New Zealand visual artist
• Mary Wise (born 1959), American college volleyball coach, former player, and author
• Mary Wittenberg (born 1962), American sports executive
• Mary Wixey (1921–2017), British track and field athlete
• Mary Woffington (1729–1811), Irish socialite
• Mary Opal Wolanin (1910–1997), American nurse and expert in eldercare
• Mary Wollstonecraft (1759–1797), English writer and founding feminist philosopher
• Mary Wolverston, 16th-century English pirate
• Mary Wondrausch (1923–2016), English artist, potter, historian, and writer
• Mary Woodall (1901–1988), British art historian, museum director, and Thomas Gainsborough scholar
• Mary Woody (1926–2010), American nurse, hospital administrator, and university professor
• Mary Chawner Woody (1846–1928), American Quaker minister, educator, and temperance leader
• Mary Woolley Gibbings Cotton, Viscountess Combermere (1799–1889), Irish author
• Mary Wootters, American coding theorist, information theorist, and theoretical computer scientist
• Mary Wroth (1587–1650s), English noblewoman and poet
• Mary Wu, Chinese classical pianist
• Mary Wurm (1860–1938), English pianist and composer
• Mary Wyatt (1789–1871), British botanist, phycologist, and retailer
• Mary Wyche (1858–1936), American nurse
• Mary Xaveria of the Angels, religious name of Catharine Burton (1668–1714), English nun and writer
• Mary Yamashiro Otani (1923–2005), American community activist
• Mary Yancey (1902–1992), American ceramic artist and designer
• Mary Yee (1897–1965), Native American linguist
• Mary Yost (1881–1954), American academic
• Mary Youngblood, American musician and performer of the Native American flute
• Mary Yu (born 1957), American lawyer and former Supreme Court justice
• Mary Yuriko Nakahara, birth name of Yuri Kochiyama (1921–2014), American civil rights activist
• Mary Zappone (born 1964), American businesswoman
• Mary Zicafoose, American textile artist, weaver, and teacher
• Mary Ziegler (born 1982), American legal historian
• Mary Zilba (born 1963), American singer and television personality
• Mary Zimmerman (born 1960), American theatre- and opera director and playwright
• Mary Zirin (1932–2019), American scholar and writer
• Mary Zophres, American costume designer

This section lists links to pages listing people of the same name.

• Mary Abbott (disambiguation)
• Mary Adams (disambiguation)
• Mary Ahern (disambiguation)
• Mary Aiken (disambiguation)
• Mary Alexander (disambiguation)
• Mary Alden (disambiguation)
• Mary Aldis (disambiguation)
• Mary Allen (disambiguation)
• Mary Allison (disambiguation)
• Mary Anderson (disambiguation)
• Mary Andrews (disambiguation)
• Mary Arden (disambiguation)
• Mary Armstrong (disambiguation)
• Mary Arnold (disambiguation)
• Mary Arundell (disambiguation)
• Mary Ashford (disambiguation)
• Mary Ashworth (disambiguation)
• Mary Atkinson (disambiguation)
• Mary Austin (disambiguation)
• Mary Avery (disambiguation)
• Mary Bailey (disambiguation)
• Mary Bain (disambiguation)
• Mary Baird (disambiguation)
• Mary Baker (disambiguation)
• Mary Baldwin (disambiguation)
• Mary Ball (disambiguation)
• Mary Banks (disambiguation)
• Mary Barber (disambiguation)
• Mary Barlow (disambiguation)
• Mary Barnes (disambiguation)
• Mary Barnett (disambiguation)
• Mary Barr (disambiguation)
• Mary Barrett (disambiguation)
• Mary Barry (disambiguation)
• Mary Bartlett (disambiguation)
• Mary Barton (disambiguation)
• Mary Bassett (disambiguation)
• Mary Beard (disambiguation)
• Mary Beaumont (disambiguation)
• Mary Bell (disambiguation)
• Mary Belle (disambiguation)
• Mary Bennett (disambiguation)
• Mary Benson (disambiguation)
• Mary Bentley (disambiguation)
• Mary Berger (disambiguation)
• Mary Bernard (disambiguation)
• Mary Berry (disambiguation)
• Mary Bethune (disambiguation)
• Mary Billings (disambiguation)
• Mary Bird (disambiguation)
• Mary Black (disambiguation)
• Mary Blackford (disambiguation)
• Mary Blair (disambiguation)
• Mary Blanchard (disambiguation)
• Mary Booth (disambiguation)
• Mary Bowers (disambiguation)
• Mary Bowie (disambiguation)
• Mary Boyce (disambiguation)
• Mary Boyd (disambiguation)
• Mary Boyle (disambiguation)
• Mary Bradford (disambiguation)
• Mary Bray (disambiguation)
• Mary Breckinridge (disambiguation)
• Mary Brooks (disambiguation)
• Mary Brown (disambiguation)
• Mary Bruce (disambiguation)
• Mary Bryan (disambiguation)
• Mary Bryant (disambiguation)
• Mary Buchanan (disambiguation)
• Mary Burke (disambiguation)
• Mary Burks (disambiguation)
• Mary Burnett (disambiguation)
• Mary Burns (disambiguation)
• Mary Burton (disambiguation)
• Mary Butler (disambiguation)
• Mary Butt (disambiguation)
• Mary Byrd (disambiguation)
• Mary Byrne (disambiguation)
• Mary Cabell (disambiguation)
• Mary Cahill (disambiguation)
• Mary Cain (disambiguation)
• Mary Caldwell (disambiguation)
• Mary Cameron (disambiguation)
• Mary Campbell (disambiguation)
• Mary Carey (disambiguation)
• Mary Carpenter (disambiguation)
• Mary Carroll (disambiguation)
• Mary Carter (disambiguation)
• Mary Casey (disambiguation)
• Mary Chan (disambiguation)
• Mary Charles (disambiguation)
• Mary Charlton (disambiguation)
• Mary Chase (disambiguation)
• Mary Childs (disambiguation)
• Mary Cholmondeley (disambiguation)
• Mary Christian (disambiguation)
• Mary Christie (disambiguation)
• Mary Clark (disambiguation)
• Mary Clarke (disambiguation)
• Mary Clay (disambiguation)
• Mary Cohen (disambiguation)
• Mary Coleman (disambiguation)
• Mary Collins (disambiguation)
• Mary Connor (disambiguation)
• Mary Conway (disambiguation)
• Mary Cook (disambiguation)
• Mary Cooke (disambiguation)
• Mary Cooper (disambiguation)
• Mary Copeland (disambiguation)
• Mary Costello (disambiguation)
• Mary Cotton (disambiguation)
• Mary Coughlan (disambiguation)
• Mary Craig (disambiguation)
• Mary Crane (disambiguation)
• Mary Crawford (disambiguation)
• Mary Cromwell (disambiguation)
• Mary Crowley (disambiguation)
• Mary Cunningham (disambiguation)
• Mary Curran (disambiguation)
• Mary Curtis (disambiguation)
• Mary Cutting (disambiguation)
• Mary Daly (disambiguation)
• Mary Darling (disambiguation)
• Mary Davidson (disambiguation)
• Mary Davies (disambiguation)
• Mary Davis (disambiguation)
• Mary Dawson (disambiguation)
• Mary Day (disambiguation)
• Mary Dickerson (disambiguation)
• Mary Dickinson (disambiguation)
• Mary Dickson (disambiguation)
• Mary Dillon (disambiguation)
• Mary Dixon (disambiguation)
• Mary Dodge (disambiguation)
• Mary Donaldson (disambiguation)
• Mary Douglas (disambiguation)
• Mary Doyle (disambiguation)
• Mary DuBois (disambiguation)
• Mary Dudley (disambiguation)
• Mary Duncan (disambiguation)
• Mary Dunlap (disambiguation)
• Mary Dunn (disambiguation)
• Mary Dunne (disambiguation)
• Mary Eastman (disambiguation)
• Mary Eaton (disambiguation)
• Mary Eddy (disambiguation)
• Mary Edgar (disambiguation)
• Mary Edmunds (disambiguation)
• Mary Edwards (disambiguation)
• Mary Ellis (disambiguation)
• Mary English (disambiguation)
• Mary Evans (disambiguation)
• Mary Fiennes (disambiguation)
• Mary Finlay (disambiguation)
• Mary Fisher (disambiguation)
• Mary Fitzgerald (disambiguation)
• Mary Flaherty (disambiguation)
• Mary Fletcher (disambiguation)
• Mary Flores (disambiguation)
• Mary Foley (disambiguation)
• Mary Foster (disambiguation)
• Mary Frampton (disambiguation)
• Mary Francis (disambiguation)
• Mary Fowler (disambiguation)
• Mary Fox (disambiguation)
• Mary Foy (disambiguation)
• Mary Fraser (disambiguation)
• Mary Freeman (disambiguation)
• Mary French (disambiguation)
• Mary Gabriel (disambiguation)
• Mary Galvin (disambiguation)
• Mary Gamewell (disambiguation)
• Mary Garcia (disambiguation)
• Mary Gardiner (disambiguation)
• Mary Garner (disambiguation)
• Mary Gay (disambiguation)
• Mary George (disambiguation)
• Mary Gibbs (disambiguation)
• Mary Gibson (disambiguation)
• Mary Gill (disambiguation)
• Mary Gleason (disambiguation)
• Mary Godolphin (disambiguation)
• Mary Godwin (disambiguation)
• Mary Gonzaga (disambiguation)
• Mary Good (disambiguation)
• Mary Gordon (disambiguation)
• Mary Graham (disambiguation)
• Mary Grant (disambiguation)
• Mary Gray (disambiguation)
• Mary Green (disambiguation)
• Mary Greene (disambiguation)
• Mary Gregory (disambiguation)
• Mary Grey (disambiguation)
• Mary Griffith (disambiguation)
• Mary Halford (disambiguation)
• Mary Hall (disambiguation)
• Mary Hamm (disambiguation)
• Mary Hansen (disambiguation)
• Mary Hardy (disambiguation)
• Mary Harper (disambiguation)
• Mary Harris (disambiguation)
• Mary Harrison (disambiguation)
• Mary Hart (disambiguation)
• Mary Harvey (disambiguation)
• Mary Haskell (disambiguation)
• Mary Hawkins (disambiguation)
• Mary Hay (disambiguation)
• Mary Hayward (disambiguation)
• Mary Healy (disambiguation)
• Mary Heath (disambiguation)
• Mary Heaton (disambiguation)
• Mary Heffernan (disambiguation)
• Mary Henderson (disambiguation)
• Mary Henry (disambiguation)
• Mary Hicks (disambiguation)
• Mary Hinton (disambiguation)
• Mary Hobbs (disambiguation)
• Mary Holland (disambiguation)
• Mary Holmes (disambiguation)
• Mary Hopkins (disambiguation)
• Mary Howe (disambiguation)
• Mary Hudson (disambiguation)
• Mary Hughes (disambiguation)
• Mary Hunt (disambiguation)
• Mary Hunter (disambiguation)
• Mary Hussey (disambiguation)
• Mary Hutchinson (disambiguation)
• Mary Hutton (disambiguation)
• Mary Irwin (disambiguation)
• Mary Jackson (disambiguation)
• Mary Jacobs (disambiguation)
• Mary James (disambiguation)
• Mary Jeffries (disambiguation)
• Mary Jenkins (disambiguation)
• Mary John (disambiguation)
• Mary Johnson (disambiguation)
• Mary Johnston (disambiguation)
• Mary Jones (disambiguation)
• Mary Jordan (disambiguation)
• Mary Joseph (disambiguation)
• Mary Karl (disambiguation)
• Mary Keane (disambiguation)
• Mary Keller (disambiguation)
• Mary Kelly (disambiguation)
• Mary Kennedy (disambiguation)
• Mary King (disambiguation)
• Mary Kirby (disambiguation)
• Mary Knight (disambiguation)
• Mary Lambert (disambiguation)
• Mary Lambie (disambiguation)
• Mary Lawlor (disambiguation)
• Mary Lawrence (disambiguation)
• Mary Lawson (disambiguation)
• Mary Leach (disambiguation)
• Mary Lee (disambiguation)
• Mary Leslie (disambiguation)
• Mary Lewis (disambiguation)
• Mary Lincoln (disambiguation)
• Mary Livingston (disambiguation)
• Mary Livingstone (disambiguation)
• Mary Lloyd (disambiguation)
• Mary Locke (disambiguation)
• Mary Lockwood (disambiguation)
• Mary Logan (disambiguation)
• Mary Long (disambiguation)
• Mary Lord (disambiguation)
• Mary Love (disambiguation)
• Mary Low (disambiguation)
• Mary Lowe (disambiguation)
• Mary Lyon (disambiguation)
• Mary MacDonald (disambiguation)
• Mary Mackay (disambiguation)
• Mary Maclean (disambiguation)
• Mary MacLeod (disambiguation)
• Mary Maher (disambiguation)
• Mary Mahoney (disambiguation)
• Mary Mann (disambiguation)
• Mary Manning (disambiguation)
• Mary Marsh (disambiguation)
• Mary Marshall (disambiguation)
• Mary Martin (disambiguation)
• Mary Matthews (disambiguation)
• Mary Maxwell (disambiguation)
• Mary May (disambiguation)
• Mary McCaffree (disambiguation)
• Mary McCall (disambiguation)
• Mary McCarthy (disambiguation)
• Mary McConnel (disambiguation)
• Mary McCracken (disambiguation)
• Mary McDonald (disambiguation)
• Mary McDowell (disambiguation)
• Mary McElroy (disambiguation)
• Mary McGee (disambiguation)
• Mary McIntyre (disambiguation)
• Mary McLaughlin (disambiguation)
• Mary McLendon (disambiguation)
• Mary McLeod (disambiguation)
• Mary McPhillips (disambiguation)
• Mary Mellish (disambiguation)
• Mary Mendum (disambiguation)
• Mary Meyer (disambiguation)
• Mary Miller (disambiguation)
• Mary Mills (disambiguation)
• Mary Mitchell (disambiguation)
• Mary Monroe (disambiguation)
• Mary Moody (disambiguation)
• Mary Moore (disambiguation)
• Mary Moran (disambiguation)
• Mary Morgan (disambiguation)
• Mary Morris (disambiguation)
• Mary Morrison (disambiguation)
• Mary Morrissey (disambiguation)
• Mary Morton (disambiguation)
• Mary Murphy (disambiguation)
• Mary Murray (disambiguation)
• Mary Nash (disambiguation)
• Mary Newman (disambiguation)
• Mary Nichols (disambiguation)
• Mary Nolan (disambiguation)
• Mary Norton (disambiguation)
• Mary Nutting (disambiguation)
• Mary O'Brien (disambiguation)
• Mary O'Connell (disambiguation)
• Mary O'Connor (disambiguation)
• Mary O'Hara (disambiguation)
• Mary O'Leary (disambiguation)
• Mary O'Malley (disambiguation)
• Mary O'Neal (disambiguation)
• Mary O'Neill (disambiguation)
• Mary O'Reilly (disambiguation)
• Mary O'Sullivan (disambiguation)
• Mary Oliver (disambiguation)
• Mary Ormsby (disambiguation)
• Mary Osborn (disambiguation)
• Mary Owen (disambiguation)
• Mary Owens (disambiguation)
• Mary Page (disambiguation)
• Mary Parker (disambiguation)
• Mary Parsons (disambiguation)
• Mary Patterson (disambiguation)
• Mary Pearson (disambiguation)
• Mary Pelham (disambiguation)
• Mary Perry (disambiguation)
• Mary Peters (disambiguation)
• Mary Petty (disambiguation)
• Mary Phillips (disambiguation)
• Mary Pickering (disambiguation)
• Mary Pickford (disambiguation)
• Mary Pope (disambiguation)
• Mary Porter (disambiguation)
• Mary Potter (disambiguation)
• Mary Powell (disambiguation)
• Mary Pratt (disambiguation)
• Mary Price (disambiguation)
• Mary Purcell (disambiguation)
• Mary Quinn (disambiguation)
• Mary Radcliffe (disambiguation)
• Mary Ramsey (disambiguation)
• Mary Rasmussen (disambiguation)
• Mary Ray (disambiguation)
• Mary Read (disambiguation)
• Mary Reed (disambiguation)
• Mary Reid (disambiguation)
• Mary Reilly (disambiguation)
• Mary Reynolds (disambiguation)
• Mary Rhodes (disambiguation)
• Mary Rice (disambiguation)
• Mary Richards (disambiguation)
• Mary Richardson (disambiguation)
• Mary Riley (disambiguation)
• Mary Ripley (disambiguation)
• Mary Robb (disambiguation)
• Mary Roberts (disambiguation)
• Mary Robinson (disambiguation)
• Mary Rogers (disambiguation)
• Mary Rose (disambiguation)
• Mary Ross (disambiguation)
• Mary Russell (disambiguation)
• Mary Ryan (disambiguation)
• Mary Salter (disambiguation)
• Mary Sanders (disambiguation)
• Mary Sawyer (disambiguation)
• Mary Scanlon (disambiguation)
• Mary Schweitzer (disambiguation)
• Mary Scott (disambiguation)
• Mary Sears (disambiguation)
• Mary Sewell (disambiguation)
• Mary Shakespear (disambiguation)
• Mary Sharpe (disambiguation)
• Mary Shaw (disambiguation)
• Mary Shelley (disambiguation)
• Mary Shepherd (disambiguation)
• Mary Sherman (disambiguation)
• Mary Simpson (disambiguation)
• Mary Sinclair (disambiguation)
• Mary Slattery (disambiguation)
• Mary Small (disambiguation)
• Mary Smith (disambiguation)
• Mary Snodgrass (disambiguation)
• Mary Somerville (disambiguation)
• Mary Spencer (disambiguation)
• Mary Spicer (disambiguation)
• Mary Stafford (disambiguation)
• Mary Stearns (disambiguation)
• Mary Stevens (disambiguation)
• Mary Stone (disambiguation)
• Mary Sullivan (disambiguation)
• Mary Susan (disambiguation)
• Mary Sutherland (disambiguation)
• Mary Sweeney (disambiguation)
• Mary Swift (disambiguation)
• Mary Talbot (disambiguation)
• Mary Tate (disambiguation)
• Mary Taylor (disambiguation)
• Mary Temple (disambiguation)
• Mary Teresa (disambiguation)
• Mary Theresa (disambiguation)
• Mary Therese (disambiguation)
• Mary Thomas (disambiguation)
• Mary Thompson (disambiguation)
• Mary Thomson (disambiguation)
• Mary Thorne (disambiguation)
• Mary Tobin (disambiguation)
• Mary Townley (disambiguation)
• Mary Townsend (disambiguation)
• Mary Tracy (disambiguation)
• Mary Travers (disambiguation)
• Mary Trump (disambiguation)
• Mary Tucker (disambiguation)
• Mary Turner (disambiguation)
• Mary Tyler (disambiguation)
• Mary Vernon (disambiguation)
• Mary Villiers (disambiguation)
• Mary Vincent (disambiguation)
• Mary Virginia (disambiguation)
• Mary Wade (disambiguation)
• Mary Walker (disambiguation)
• Mary Waller (disambiguation)
• Mary Walsh (disambiguation)
• Mary Walters (disambiguation)
• Mary Ward (disambiguation)
• Mary Ware (disambiguation)
• Mary Warren (disambiguation)
• Mary Washington (disambiguation)
• Mary Waters (disambiguation)
• Mary Watkins (disambiguation)
• Mary Watson (disambiguation)
• Mary Watts (disambiguation)
• Mary Webb (disambiguation)
• Mary Webster (disambiguation)
• Mary Weir (disambiguation)
• Mary Wells (disambiguation)
• Mary Whately (disambiguation)
• Mary Wheeler (disambiguation)
• Mary White (disambiguation)
• Mary Whitehead (disambiguation)
• Mary Whitney (disambiguation)
• Mary Wilcox (disambiguation)
• Mary Willard (disambiguation)
• Mary Williams (disambiguation)
• Mary Willis (disambiguation)
• Mary Willoughby (disambiguation)
• Mary Wills (disambiguation)
• Mary Willson (disambiguation)
• Mary Wilson (disambiguation)
• Mary Winchester (disambiguation)
• Mary Winslow (disambiguation)
• Mary Wiseman (disambiguation)
• Mary Wolf (disambiguation)
• Mary Wood (disambiguation)
• Mary Woods (disambiguation)
• Mary Worth (disambiguation)
• Mary Wright (disambiguation)
• Mary Yates (disambiguation)
• Mary Young (disambiguation)

• List of people with given name Marie
• Maria (given name)