Mary Roberts may refer to:
- Mary Roberts (author) (1788âÂÂ1864), English author
- Mary Roberts (bodybuilder) (born 1950), American former professional female bodybuilder
- Mary Roberts (painter) (?âÂÂ1761), American first female miniaturist in the American colonies
- Mary Roberts (poet), see 1822 in poetry
- Mary Roberts Rinehart (1876âÂÂ1958), American author; maiden name Mary Roberts
- Mary Roberts (1906âÂÂ2019), Canadian supercentenarian
- Mary Fanton Roberts (1864âÂÂ1956), American journalist
- Mary Grant Roberts (1841âÂÂ1921), Australian zoo owner
- Mary Helen Roberts (born 1947), American politician in the state of Washington
- Mary Louise Roberts (physiotherapist) (1886âÂÂ1968), New Zealand masseuse, physiotherapist, and mountaineer
- Mary Louise Roberts (historian), American historian
- Mary May Roberts (1877âÂÂ1959), American nurse
- Mary Wendy Roberts (born 1944), American politician in the state of Oregon
- Cokie Roberts (1943âÂÂ2019), real name Mary Roberts, American journalist and author