Mary Walker
Mary Walker is the name of:
- Mary Ann Walker, birth name of Mary Ann Nichols (1845-1888), British victims of the serial killer Jack the Ripper
- Mary Broadfoot Walker (1888-1974), British doctor
- Mary Edwards Walker (1832-1919), American surgeon and women's rights activist, was the only woman awarded the Medal of Honor
- Mary Willis Walker ( born 1942 ), American writer
- Disambiguation