- Apr 1 Stanley Cup Final, Seattle Ice Arena, Seattle, WA: With Montreal Canadiens (NHL) & Seattle Metropolitans (PCHA) tied at 2-2-1, trophy not awarded due to worldwide flu epidemic
- Apr 5 Antwerp is officially declared the host city for the Games of the 7th Olympiad to be conducted in 1920; first post WWI Olympics
- Apr 21 23rd Boston Marathon won by Carl Linder in 2:29:13.4
Baseball Players
Basketball Stars
Boxers
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Tennis Champions