- Mar 2 Anne Vondeling, Dutch politician (PvdA)
- Mar 2 Bernard George Stevens, composer
- Mar 4 Giorgio Bassani, Italian writer (Botteghe Oscure)
- Mar 4 Hans Eysenck, psychologist
- Mar 5 Horace Ian Parrott, composer
- Mar 6 Rochelle Hudson, American actress (Les Misérables, Imitation of Life, That's My Boy), born in Oklahoma City, Oklahoma (d. 1972)
- Mar 8 Robert Wolfgang Schnell, German writer, born in Barmen, Germany (d. 1986)
- Mar 8 John W. Seybold, American economist and computer typesetting pioneer, born in Newburgh, Indiana (d. 2004)
- Mar 10 Manuel A "Manny" Greenhill, record producer
- Mar 10 Pamela Mason [Ostrer], British actress, author and talk-show host (Lady Possessed), born in Rochford, England (d. 1996)
Harold Wilson
Mar 11 Harold Wilson, British Prime Minister (Labour: 1964-70, 1974-76), born in Huddersfield, England (d. 1995)
Harold Wilson
- Mar 11 Ezra Jack Keats, children's literature author (d. 1983)
- Mar 13 Lindy Boggs [Marie Corinne Morrison Claiborne Boggs], American political administrator, born in New Roads, Louisiana (d. 2013)
- Mar 13 Jacque Fresco, American industrial designer and founder of the Venus Project, born in Manhattan, New York (d. 2017)
- Mar 14 Horton Foote, American author, playwright and screenwriter
- Mar 15 Geert Lubberhuizen, publisher (Busy Bee)
- Mar 15 Harry James, American musician and trumpeter and husband to Betty Grable, born in Albany, Georgia (d. 1983)
- Mar 15 Fadil Hoxha, Yugoslav politician (d. 2001)
- Mar 16 Lloyd McBride, union president (United Steelworkers)
- Mar 16 Mercedes McCambridge, American actress (All the King's Men, The Exorcist, Giant), born in Joliet, Illinois (d. 2004)
- Mar 17 David Stafford-Clark, English psychiatrist, born in Bromley, Kent, England (d. 1999)
- Mar 17 Donald Gibson, British vice-admiral, Fleet Air Arm pilot of the WWII
- Mar 17 Ray Ellington, British singer (d. 1985)
- Mar 18 Louis Toebosch, composer
- Mar 19 Irving Wallace, author (People's Almanac, The Man) [or Mar 18]
- Mar 19 Eric Christmas, British actor (d. 2000)
- Mar 20 Pierre Messmer, PM (France)
- Mar 22 George Wyle, American orchestra leader (Jerry Lewis Show, Flip Wilson Show), born in NYC, New York
- Mar 24 Donald Hamilton, Swedish-American novelist (d. 2006)
- Mar 25 Nikolay Ivanovich Peyko, Russian composer, born in Moscow, Russia (d. 1995)
- Mar 26 Bill Edrich, English cricketer (Middlesex & England batsman, Compton's mate)
- Mar 26 Christian B Anfinsen, US chemist (cell physiology, Nobel 1972)
- Mar 26 Mort Abrahams, producer (Dr Doolittle, Planet Of Apes)
- Mar 26 Sterling Hayden, NJ, actor (Dr Strangelove, Asphalt Jungle, Cobra)
- Mar 26 Vic Schoen, American orchestra leader (Patti Page Olds Show), born in Brooklyn, New York
Eugene McCarthy
Mar 29 Eugene McCarthy, American politician (Sen-D-Minn) and presidential candidate, born in Watkins, Minnesota (d. 2005)
Eugene McCarthy
- Mar 29 John Paul, British colonial administrator, Governor-General (Bahamas), born in Weymouth, Dorset (d. 2004)
- Mar 31 John Vivyan, actor (Imitation of Life, Mr Lucky), born in Chicago, Illinois
- Mar 31 Lucille Bliss, American voice actress (Cinderella, The Secret of NIMH), born in NYC, New York (d. 2012)
- Mar 31 John H. Wood, Jr., American federal judge (d. 1979)