Mary Harris

Mary Harris may refer to:


 * Mary Ann Harris Gay (1829–1918), American writer and poet
 * Mary Ann Leight Harris (born 1939), American field hockey player and coach
 * Mary Belle Harris (1874–1957), American prison administrator and reformer
 * Mary K. Harris (1905–1966), British children's writer
 * Mary Harris Armor (1863–1950), American temperance leader
 * Mary Harris Jones (1837–1930), Irish-born American community organiser
 * Mary Harris Smith (1844–1934), English accountant and entrepreneur
 * Mary Harris Thompson (1829–1895), 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 (1864–1955), married name Mary Harris, pastor
 * Mary O'Brien Harris (1865–1938), British politician
 * Mary Packer Harris (1891–1978), Scottish artist and art teacher
 * Mary Styles Harris (born 1949), American biologist and geneticist
 * Mary Virginia Harris (1911–2004), American veteran of World War II
 * Mel Harris (Mary Ellen Harris, born 1956), American actress