Mary Lawrence may refer to:
Mary Lawrence (sculptor) (1868–1945), American sculptor Mary Lawrence (actress) (1918–1991), American actress Mary Wells Lawrence (1928–2024), American advertising executive Mary Flinn Lawrence (1877–1974), American politician, activist, and philanthropist Mary J. Lawrence, Caymanian politician Mary V. Tingley Lawrence (c. 1840–1931), American writer and customs inspector Carmen Lawrence (Carmen Mary Lawrence, born 1948), former Premier of Western Australia Mary Lawrence (1896–1975), New Zealand religious sister earlier known as the portrait artist Julia Lynch
See also Mary Lawrance (fl. 1794–1830), British botanical illustrator Lawrence (surname)