Mary Walker may refer to:
- Mary Rebecca Dowd, birth name of Mamie Dowd Walker (1880âÂÂ1960), American jurist and civil leader
- Mary Adelaide Walker, English travel writer
- Mary Ann Walker (1845âÂÂ1888), Whitechapel murder victim
- Mary Broadfoot Walker (1888âÂÂ1974), British physician
- Mary Chase Walker (1828âÂÂ1899), American schoolteacher, pioneer, and suffragette
- Mary Cozens-Walker (1938âÂÂ2020), English textile artist and painter
- Mary Edwards Walker (1832âÂÂ1919), American physician and Medal of Honor recipient
- Mary Hardway Walker (1848âÂÂ1969), Early civil rights activist and educator, resident of Chattanooga USA
- Mary L. Walker (born 1948), American lawyer
- Mary Lily Walker (1863âÂÂ1913), Scottish social reformer
- Mary Richardson Walker (1811âÂÂ1877), American missionary
- Mary Shore Walker (1882âÂÂ1952), American mathematician
- Mary Walker (rodeo) (born 1959), American former world champion barrel racer
- Mary Willis Walker (1942âÂÂ2023), American crime fiction author
Fictional characters
See also