Mary Harris
Mary Harris may refer to:
- Mary Ann Harris Gay, American writer and poet
- Mary Ann Leight Harris, American field hockey player and coach
- Mary Belle Harris, American prison administrator and reformer
- Mary K. Harris, British children's writer
- Mary Harris Armor, American temperance leader
- Mary Harris Jones, Irish-born American community organiser
- Mary Harris Smith, English accountant and entrepreneur
- Mary Harris Thompson, American physician
- Mary Harris, American murderer
- Mary Harris, American member of the music group Ambrosia
- Mary Harris, New Zealand cricketer and public servant, clerk of the House of Representatives
- Mary Harris Memorial Chapel of the Holy Trinity
- Mary Lee Cagle, married name Mary Harris, pastor
- Mary O'Brien Harris, British politician
- Mary Packer Harris, Scottish artist and art teacher
- Mary Styles Harris, American biologist and geneticist
- Mary Virginia Harris, American veteran of World War II
- Mel Harris, American actress