- Mar 5 Henry Daniell, British actor (The Great Dictator, Camille, Philadelphia Story, Body Snatchers), born in London, England (d. 1963)
- Mar 14 Osa Johnson, American adventurer and filmmaker, born in New York City (d. 1953)
- Mar 19 Jackie Moms Mabley, American comedian and actress (The Merv Griffin Show), born in Brevard, South Carolina (d. 1975)