Mary Jones may refer to:

People

American

  • Mary Alice Jones (1898–1980), American children's writer
  • Mary Cover Jones (1896–1987), American psychologist
  • Mary Ellen Jones (chemist) (1922–1996), American biochemist
  • Mary Ellen Jones (politician) (born 1936), educator and politician in New York State
  • Mary Gardiner Jones (1920–2009), first woman to serve as a member of the Federal Trade Commission
  • Mary Harris Jones (1837–1930), known as Mother Jones, Irish-born American community organizer
  • Mary Jane Richardson Jones (1819–1909), American abolitionist and suffragist
  • Mary Letitia Jones (1865–1946), librarian and head of Los Angeles Public Library 1900-1905
  • Mary Smith Jones (1819–1907), first lady of the Republic of Texas
  • Mary Jones (rower) (born 1986), American rower
  • Mary Jones (physician) (c. 1828–1908), American physician
  • Mary Jones (Peter Sewally), 19th century American sex worker
  • Mary Jones Meyer, World Series of Poker champion
  • Mary Cadwalader Rawle Jones (1850–1935), American author, socialite, and social leader

British

  • Mary Jones (poet) (1707–1778), English poet
  • Mary Jones (actress) (1896–1990), Welsh actress
  • Mary Jones and her Bible (1784–1864), Welsh girl associated with Bible dissemination
  • Mary Vaughan Jones (1918–1983), Welsh children's author and schoolteacher
  • Mary Oliver Jones (1858–1893), Welsh-language novelist
  • Mary Lloyd Jones (born 1934), Welsh painter and printmaker
  • Molly Morgan (1762–1835), English convict, landowner, and farmer whose birth name was Mary Jones
  • Mary Latchford Jones (1877–1968), Anglo-Irish politician
  • Mary Whitmore Jones (c. 1823–1915), English author

Brands

  • Jones Soda#Mary Jones