Mary Dawson may refer to:
Mary R. Dawson (1931–2020), American paleontologist Mary Dawson (civil servant) (1942–2023), Canadian civil servant Mary Cardwell Dawson (1894–1962), African-American musician and teacher Mary Elizabeth Dawson (1833–1924), New Zealand servant, farmer, environmentalist and nurse Mary Dawson, Countess of Dartrey (1854–1939), British peer Mademoiselle Fifi (dancer) (Mary Elizabeth Dawson, 1890–1982), American dancer