- Mar 2 Gordon Harker, British actor (Facts of Love, Champagne, Inspector Hornleigh), dies at 81
- Mar 2 José Martínez Ruiz, Spanish poet and writer (b. 1873)
- Mar 3 Georges Lonque, Belgian composer, dies at 66
- Mar 4 Michel Plancherel, Swiss mathematician (harmonic analysis), and professor, dies at 82
- Mar 4 Vladan Desnica, Croatian and Serbian writer, dies at 61
- Mar 4 Wilbur "Bullet" Rogan, American Baseball HOF pitcher, outfielder, manager (Kansas City Monarchs NgL, 1920-38), dies at 73
- Mar 5 Georges Vanier, French Canadian soldier and 19th Governor General of Canada, dies at 78
- Mar 5 Mischa Auer [Ounskowsky], Russian actor (My Man Godfrey), dies from a heart attack at 61
Mohammad Mosaddegh (1882-1967)
Mar 5 Prime Minister of Iran (1951-53) who was overthrown in a coup d'état aided by the CIA and the British SIS, dies at 84
- Mar 6 Nelson Eddy, American baritone (Phantom of the Opera), dies at 65
- Mar 6 Oscar Shaw, actor (Rhythm on the River, Marianne), dies at 76
- Mar 6 Zoltán Kodály, Hungarian composer and ethnomusicologist, (Psalmus Hungaricus; Hary Janos), dies at 84
- Mar 7 Alice B. Toklas, American-Parisian avant-garde and companion to Gertrude Stein, dies at 89
- Mar 8 Herman "Ivory" Chittison, American jazz pianist (Harlem Rhythm Makers), dies at 58
Ina Boyle (1899-1967)
Mar 10 Irish composer (Glencree; The Magic Harp), dies of cancer at 68
- Mar 10 Yiorgos Batis, Greek composer and rebetiko musician, dies at about 82
- Mar 11 Geraldine Farrar, soprano/actress (Such Sweet Compulsion), dies at 85
- Mar 11 Joseph Forte, British-American actor (Reefer Madness; Life With Luigi), dies at of a heart attack at 75
- Mar 13 Sir Frank Worrell, West Indian cricket batsman and captain (51 Tests @ 49.48; 9 x 100s), dies from leukemia at 42
- Mar 14 Paul Faucher, French author and pioneering children's publisher (Père Castor), dies at 68
- Mar 16 James Friskin, composer, dies at 80
- Mar 17 Frank Wisbar, German director (Fireside Theater), dies at 67
- Mar 17 Richard Reeves, American character actor (The Adventures of Superman; Date With an Angel), dies from cirrhosis of the liver at 54
- Mar 18 Jimmy Blaine, singer (Stop the Music), dies at 42
- Mar 19 Alfred Judson Force Moody, US Army Brigadier General, WWII veteran dies of a heart attack at 49; 1st US Army General to die in Vietnam
- Mar 23 Duncan Macrae, Scottish actor (Casino Royale, The Little Kidnappers), dies at 61
- Mar 24 Marc Lavry [Levin], Latvian-Israeli composer (Emek; Independence Symphony; Song of Songs], and conductor, dies at 63 [1]
- Mar 25 Renato Cellini, Italian conductor (b.c.1913)
- Mar 27 David L. Snell, American pianist and composer for films (MGM Studio), dies at 69
- Mar 27 Gerardus H de Vet, the Bold, bishop of Breda (1962-67), dies at 49
- Mar 27 Jim Thompson, American designer (Thai silk industry), disappears while walking in Malaysia's Cameron Highlands at 61
- Mar 30 Jean Toomer, American writer (b. 1894)
- Mar 31 Don Alvarado [Jose Page], American actor (Captain Thunder, Morning Glory, Big Steal), dies from cancer at 66
- Mar 31 Hieronim Feicht, composer, dies at 72
Assassination
Car Crash
Hanging
Killed in Action
Plane Crash
Poisoning