Mary Harris may refer to:
- Mary Ann Harris Gay (1829âÂÂ1918), American writer and poet
- Mary Ann Leight Harris (born 1939), American field hockey player and coach
- Mary Belle Harris (1874âÂÂ1957), American prison administrator and reformer
- Mary K. Harris (1905âÂÂ1966), British children's writer
- Mary Harris Armor (1863âÂÂ1950), American temperance leader
- Mary Harris Jones (1837âÂÂ1930), Irish-born American community organiser
- Mary Harris Smith (1844âÂÂ1934), English accountant and entrepreneur
- Mary Harris Thompson (1829âÂÂ1895), American physician
- Mary Harris (murderer), American murderer
- Mary Harris (musician), American member of the music group Ambrosia
- Mary Harris (public servant), New Zealand cricketer and public servant, clerk of the House of Representatives
- Mary Harris Memorial Chapel of the Holy Trinity
- Mary Lee Cagle (1864âÂÂ1955), married name Mary Harris, pastor
- Mary O'Brien Harris (1865âÂÂ1938), British politician
- Mary Packer Harris (1891âÂÂ1978), Scottish artist and art teacher
- Mary Styles Harris (born 1949), American biologist and geneticist
- Mary Virginia Harris (1911âÂÂ2004), American veteran of World War II
- Mel Harris (Mary Ellen Harris, born 1956), American actress
See also