- Apr 1 Vontae Davis, American football cornerback (Pro Bowl 2014, 15; Indianapolis Colts), dies at 35
- Apr 2 Larry Lucchino, American baseball executive (President/CEO Boston Red Sox; World Series 2004, 07, 13), dies from heart failure at 78
- Apr 3 Sándor Müller, Hungarian soccer midfielder (17 caps; Vasas SC 310 games), dies at 75
- Apr 4 Pat Zachry, American baseball pitcher (World Series & NL Rookie of the Year 1976 Cincinnati Reds; MLB All Star 1978 NY Mets), dies at 71
- Apr 5 John Louis, English motorcycle speedway rider (54 caps England, 4 Great Britain; World Pairs C'ship 1976), dies at 82
- Apr 6 Pat Hennen, American motorcycle racer (first US rider to win a 500cc GP 1976), dies at 70
- Apr 7 Jerry Grote, American baseball catcher (MLB All-Star 1968, 74, World Series 1969; New York Mets), dies of respiratory failure at 81 [1]
- Apr 7 Joe Kinnear, Irish soccer defender (26 caps Republic of Ireland; Tottenham) and manager (Wimbledon, Luton Town, Newcastle United), dies from vascular dementia at 77
- Apr 8 Keith Barnes, Australian rugby league fullback (17 Tests, 10 as captain; Balmain RLFC), dies at 89
- Apr 8 Ron Lord, Australian soccer goalkeeper (10 caps; Sydney Prague), dies at 94
- Apr 9 André Boniface, French rugby union outside back (48 Tests; Stade Montois Rugby; IRB HOF), dies at 89
- Apr 9 Jack Alabaster, New Zealand cricket spin bowler (21 Tests, 49 wickets; Otago), dies at 93
O.J. Simpson (1947-2024)
Apr 10 American College/Pro Football HOF running back (Heisman Trophy 1968 USC; NFL MVP 1973; 5 × First-team All-Pro & Pro Bowl; Buffalo Bills), broadcaster, and actor; found responsible Brown/Goldman deaths 1994, dies of prostate cancer at 76 [1]
Ken Holtzman (1945-2024)
Apr 14 American baseball pitcher (2 x no hitters 1969, 71 Chicago Cubs; MLB All Star 1972-73, World Series 1972-74 Oakland A's), dies of heart disease at 78 [1]
- Apr 14 Steve Sloan, American college football coach (Vanderbilt, Texas Tech, Ole Miss, Duke), dies at 79
- Apr 15 Bernd Hölzenbein, German soccer forward (40 caps West Germany, winner FIFA World Cup 1974; Eintracht Frankfurt all-time top scorer 160 goals), dies at 78
- Apr 15 Derek Underwood, England cricket spin bowler (86 Tests, 297 wickets @ 25.83, BB 8/51; Kent CCC), dies from dementia at 78
- Apr 15 Whitey Herzog, American Baseball HOF manager (World Series 1982, NL Manager of the Year 1985 St Louis Cardinals; Texas Rangers, California Angels, KC Royals), dies at 92
- Apr 16 Carl Erskine, American baseball pitcher (MLB All-Star 1954; World Series 1955; 2 x no-hitters; Brooklyn/LA Dodgers; Buck O'Neil Lifetime Achievement Award), dies at 97 [1]
- Apr 16 Rodney Gould, British motorcycle road racer (FIM 250cc World C'ship 1970; 10 x GP wins), dies at 81
- Apr 17 Per Henriksen, Norwegian soccer central defender (10 caps; Viking FK 180 games), dies at 72
- Apr 17 Raman Subba Row, English cricket batsman (13 Tests, 3 x 100, HS 137; Surrey CCC, Northamptonshire CCC), dies at 92
- Apr 18 Wally Harris, Canadian ice hockey referee (6 x Stanley Cup series; first NHL Director of Officiating), dies at 88
- Apr 19 Bill Tobin, American football executive (GM Chicago Bears, Indianapolis Colts), dies at 83
- Apr 19 Leighton James, Welsh soccer winger (54 caps; Burnley 335 games), dies at 71
- Apr 20 Roman Gabriel, American College Football HOF and NFL quarterback (NC State Uni; NFL MVP & First-team All-Pro 1969; 4 x Pro Bowl; LA Rams, Philadelphia Eagles), dies at 83
- Apr 22 Al Shaver, Canadian Hockey HOF sportscaster (Minnesota North Stars WCCO Radio, KSTP-AM, WAYL-AM), dies at 96
- Apr 22 Brian Tobin, Australian tennis executive (President International Tennis Federation 1991-99; International Tennis HOF), dies at 93
- Apr 22 Charlie Hurley, Irish soccer centre half (40 caps Republic of Ireland; Sunderland 402 games), dies at 87
- Apr 23 Francisco Rodríguez, Venezuelan boxer (Olympic gold men's light flyweight 1968), dies at 78
- Apr 23 Yukio Kasaya, Japanese ski jumper (Olympic gold 1972), dies at 80
- Apr 24 John O'Shea, Welsh rugby union prop (5 Tests Wales, 1 British & Irish Lions; Cardiff RFC 213 games), dies at 83
- Apr 24 Terry Hill, Australian rugby league utility (9 Tests; NSW 14 games; Manly 126 games), dies from a heart attack at 52
- Apr 26 Dave O'Sullivan, New Zealand thoroughbred racehorse trainer (Japan Cup 1989; Cox Plate 1990; NZ Derby 1990, 93; NZ Racing HOF), dies at 90
- Apr 29 Dingaan Thobela, South African boxer (WBO lightweight title 1990-92, WBA lightweight title 1993, WBC super-middleweight title 2000), dies at 57
- Apr 29 Luis Mendoza, Venezuelan soccer midfielder (15 caps; Deportivo Galicia, Deportivo Italia), dies at 78
- Apr 29 Mykhaylo Fomenko, Ukrainian soccer defender (24 caps USSR; Dynamo Kyiv 173 games) and manager (Ukraine 2012-16), dies at 75
- Apr 29 Wally Dallenbach Sr., American auto racer (Champ Car Series 1973 runner-up; Motorsports HOF of America), dies at 87
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