Mary Reid

Mary Reid may refer to:


 * Mary Reid (activist) (1953–2003), Irish activist, socialist and poet
 * Mary Reid Macarthur (1880–1921), Scottish suffragist and trades unionist
 * Mary Hiester Reid (1854–1921), American-born Canadian painter and teacher
 * Mary Martha Reid (1812–1894), Florida's "most famous nurse and Confederate heroine"
 * Mary Greyeyes-Reid (1920–2011), first woman of the First Nations to join the Canadian Women's Army Corps
 * Mary E. Wrinch (1878–1969), British-Canadian artist

Fictional characters

 * Mary Reid, in the UK TV soap opera Brookside, played by Carolyn Jordan