- Mar 1 Claude Spaak, Belgian dramatist, dies
- Mar 3 Frans Goedhart, Dutch journalist/founder (Parool), dies at 86
- Mar 3 Gérard Blitz, Belgian waterpoloist and entrepreneur (b. 1912)
- Mar 4 Hank Gathers, American basketball player (b. 1967)
- Mar 5 Gary Merrill, American actor (Young Dr Kildare, All About Eve), dies of a lung cancer at 74
- Mar 5 Gloria Carter Spann, US President Jimmy Carter's sister, dies of cancer at 63
- Mar 7 Max Neuhaus, American percussionalist and composer (sound sculptures), dies of cancer at 50
- Mar 10 Michael Stewart, UK Sect of State (1965-66, 68-70), dies
- Mar 11 Dean Horrix, English footballer (b. 1961)
- Mar 12 Wallace Breem, British author (b. 1926)
- Mar 13 Bruno Bettelheim, Austrian-American psycho-analyst (Uses of Enchantment), commits suicide at 86
- Mar 13 Karl Münchinger, German conductor (Stuttgart Chamber Orchestra, 1945-87), dies at 74
- Mar 15 Farzad Bazoft, Iranian-born journalist (hanged) (b. 1958)
- Mar 15 Tom Harmon, American football player and announcer (LA Rams, CBS 1950-62), dies of a heart attack at 70
- Mar 16 Ernst Bacon, American composer, dies at 91
- Mar 17 Capucine [Germaine Lefebvre], French actress and fashion model (Pink Panther, What's New Pussycat?), commits suicide at 62
- Mar 17 Rick Grech, British musician (Blind Faith, Traffic), dies at 44
- Mar 18 Robin Harris, actor (House Party, Mo' Better Blues), dies at 36
- Mar 19 Andrew Wood, American singer (Mother Love Bone) (b. 1966)
- Mar 20 Jannetje Visser-Roosendaal, Dutch writer, dies at 90
- Mar 20 Jev Jasjin, Russian soccer goalie, dies at 60
- Mar 20 Lev Yashin, Soviet footballer (b. 1929)
- Mar 20 Maurice Cloche, French film director and screenwriter, dies at 82
- Mar 22 Gerald Bull, Canadian long range artillery designer and engineer, dies at 62
- Mar 23 Rene Enriquez, American actor (Hill Street Blues), dies of pancreatic cancer at 56
- Mar 24 Alice Sapritch, actress (European Vacation), dies
- Mar 24 An Wang, Chinese-American computer engineer (Wang Labs, Wang Computers), dies of cancer at 70
- Mar 24 Ray Goulding, comedian (Bob & Ray), dies of kidney failure at 68
- Mar 26 International Chrysis, Transvestite actor (Q&A), dies of cancer at 38
- Mar 26 Halston, American fashion designer (1972 Hall of Fame), dies of AIDs at 68
- Mar 28 Helene Fortescu Reynolds, actress (Bermuda Mystery), dies at 65
- Mar 29 Germaine Montenesdro, 2nd victim of NYC's Zodiac killer, shot dead
- Mar 31 Lillian "Miss" Miller, audience member (Merv Griffin, Tonight), dies
- Mar 31 John Hawkes, Australian tennis player (Australasian C'ship singles, doubles, mixed doubles 1926), dies at 90