Mary McCarthy may refer to:
- Mary McCarthy (author) (1912–1989), novelist, critic, and memoirist
- Mary McCarthy (CIA) (born 1945), former CIA employee accused of leaking information
- Mary McCarthy (screenwriter), wrote screenplays for movies Theodora Goes Wild (1936) and Sister Kenny (1946)
- Mary McCarthy (fiction writer) (born 1951), novelist, teacher, book reviewer
- Mary Stanislaus MacCarthy (1849–1897), Irish poet and nun
- Mary (Molly) MacCarthy (1882–1953), English writer and member of the Bloomsbury Group
- Mary McCarthy Gomez Cueto (1900–2009), Wealthy Canadian expatriate widow who lived an impoverished life in Havana
Famous quotes containing the word mary:
“I want that head so sanitary and squared away that the Virgin Mary herself would be proud to go in there and take a dump.”
—Stanley Kubrick (b. 1928)