- Apr 4 Myer "Whitey" Skoog, American basketball guard (NBA C'ship 1952, 53, 54 Minneapolis Lakers), dies at 92
- Apr 9 Marilynn Smith, American golfer, co-founder LPGA (Titleholders Championship 1963-64), dies at 89
- Apr 12 Forrest Gregg, American Pro Football HOF tackle (9 x Pro Bowl; 7 × First-team All-Pro; Green Bay Packers) and coach (Cleveland Browns, Toronto Argonauts, Cincinnati Bengals, GB Packers), dies of Parkinson's disease at 85
- Apr 12 Tommy Smith, English soccer defender (1 cap; Football League Div 1 1966, 73, 76, 77; FA Cup 1965, 74; European Cup 1977; Liverpool 467 games), dies at 74
- Apr 13 Lydia Wideman, Finnish cross country skier (first female cross-country Olympic medalist, gold 10k 1952), dies at 98
- Apr 13 Yvette Williams, New Zealand long jumper (Olympic gold, 1952), dies at 89
- Apr 14 John MacLeod, American basketball coach (NBA Phoenix Suns 1973-87), dies of Alzheimer's disease at 81
- Apr 15 Don Perry, Canadian NHL coach (LA Kings 1982-84), dies at 89
- Apr 16 Gogumal Kischenchand, Indian cricketer (5 Tests for India 1947-52), dies at 72
- Apr 22 Billy McNeill MBE, Scottish soccer defender (29 caps; Celtic) and manager (Celtic, Manchester City, Aston Villa), dies from dementia at 79
John Havlicek (1940-2019)
Apr 25 American College/Basketball Hall of Fame small forward (8 x NBA C'ship Boston Celtics; 13 x NBA All Star; 4 x All-NBA First Team), dies of Parkinson's disease at 79
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