Events in Sport
- Apr 5 99th Grand National: Sgt. Mervyn A. Jones aboard Bogskar wins
- Apr 7 7th Masters Golf Tournament: Jimmy Demaret wins, shooting a 280
- Apr 12 NFL cuts clipping penalty from 25 yards to 15 yards
- Apr 13 Cornelious Warmerdam became 1st man to pole vault 15 ft
- Apr 13 Stanley Cup: NY Rangers beat Toronto Maple Leafs, 4 games to 2
- Apr 19 44th Boston Marathon won by Gerard Cote of Canada in 2:28:28.6
- Apr 23 NY Yankees dedicate a plaque to Jacob Rupert
- Apr 30 Brooklyn Dodger Tex Carleton no-hits Cincinnati Reds, 3-0
Birthdays in Sport
- Apr 4 Richard Attwood, British racing driver, born in Wolverhampton, Staffordshire
- Apr 8 John Havlicek, Martin's Ferry Ohio, NBA hall-of-famer (Boston Celtics)
- Apr 9 Jimmy [James] Roberts, NHL defenceman (1st Blues draft pick), born in Toronto (d. 2015)
- Apr 13 Mike Beuttler, British racing driver (d. 1988)
- Apr 13 Jim McNab, Scottish footballer (d. 2006)
- Apr 15 Edy Hubacher, Swiss 4-man bobsled (Olympic gold 1972)
- Apr 15 Woodie Fryman, American baseball player
- Apr 16 David Holford, West Indian cricket all-rounder (24 Tests), born in Upper Collymore Rock, Saint Michael, Barbados
- Apr 18 Ed Garvey, American labor leader (NFL Players Association), born in Burlington, Wisconsin (d. 2017)
- Apr 20 George Andrie, American NFL defensive end (5-time Pro Bowl), born in Grand Rapids, Michigan (d. 2018)
- Apr 24 David Larter, Scottish cricketer (two-metre tall England pace bowler), born in Inverness, Scotland
- Apr 26 Cliff Watson, English rugby league front rower (St Helens, Cronulla-Sutherland, GB 30 Tests), born in London, England (d. 2018)
- Apr 29 Brian Taber, cricket wicket-keeper (Australian between Grout & Marsh)