- Apr 4 Bernard Vukas, Croatian soccer forward (59 caps, Yugoslavia; Hajduk Split; Olympic silver 1948, 52), dies at 55
- Apr 12 Carl Morton, American baseball pitcher (NL Rookie of the Year 1970; Montreal Expos, Atlanta Braves), dies of a heart attack at 39
- Apr 13 Gerry Hitchens, English footballer, dies at 48
- Apr 14 Nina Dumbadze, Russian discus thrower (Olympic bronze 1952), dies at 64
- Apr 17 Dutch Leonard, American baseball pitcher (MLB All Star 1940, 43, 44, 45, 51; Brooklyn Dodgers, Washington Senators, Philadelphia Phillies, Chicago Cubs), dies of congestive heart failure at 74
- Apr 18 Alan Melville, South African cricket batsman (11 Tests, 4 x 100, HS 189; Natal, Oxford University CC, Sussex CCC, Transvaal), dies at 72
- Apr 23 Clarence "Buster" Crabbe, American swimmer (Olympic gold 1932) and actor (Tarzan the Fearless, Flash Gordon), dies of a heart attack at 75
- Apr 24 Rolf Stommelen, German auto racer (24 Hours of Daytona 1968, 78, 80, 82; 61 x F1 GP), dies in a racing accident at 39
- Apr 28 Ron James, Australian cricketer (NSW's Sheffield Shield captain 1949-50), dies at 62
- Apr 30 Joel H. Hildebrand, American chemist and educator (research led to new treatments for divers with the 'bends' through the use of helium and oxygen breathing mixtures), dies at 101
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