Events in Sport
- Apr 3 Baltimore Orioles pull their 1st triple play (3-6-2 vs KC Athletics)
US Masters Golf
Apr 10 19th US Masters Tournament, Augusta National GC: Cary Middlecoff wins by a record 7 strokes ahead of Ben Hogan
- Apr 10 9th NBA Championship: Syrac Nats beat Ft Wayne Pistons, 4 games to 3
- Apr 11 Gary Sobers starts run of 85 Test Cricket appearances for WI uninterrupted
- Apr 12 1st game in KC, KC A's beat Detroit Tigers, 6-2
- Apr 14 26-year-old catcher/outfielder Elston Howard becomes first African-American to play for NY Yankees; hits single with 1 RBI in 8-4 loss to Boston Red Sox
- Apr 14 Stanley Cup Final, Olympia Stadium, Detroit, MI: Detroit Red Wings win back-to-back titles; beat Montreal Canadiens, 3-1 for a 4-3 series victory
- Apr 18 59th Boston Marathon won by Hideo Hamamura of Japan in 2:18:22
- Apr 21 Brooklyn Dodgers win, then record 10th straight game to begin a season
- Apr 22 KC Athletic's 1st game, beat Tigers 6-2
Birthdays in Sport
- Apr 1 Dan Pohl, American golfer (US Masters 1982 runner-up; 2 PGA Tour titles), born in Mt Pleasant, Michigan
- Apr 1 Ockie Oosthuizen, South African rugby union front rower (9 caps; Transvaal), born in Johannesburg, South Africa (d. 2019)
- Apr 8 Gerrie Coetzee, South African boxer (WBA heavyweight title 1983-84), born in Boksburg, South Africa (d. 2023)
- Apr 8 John Campbell, Canadian harness racing driver (6 x Hambletonian Stakes; 3 x Yonkers Trot; 8 x Kentucky Futurity), born in Ailsa Craig, Ontario
- Apr 8 Ricky Bell, American College Football HOF running back (USC; #1 Overall Selection 1977 NFL Draft TB Buccaneers; San Diego Chargers), born in Houston, Texas (d. 1984)
- Apr 13 Lupe Pintor, Mexican boxer, born in Cuajimalpa, Mexico City
- Apr 15 Enith Salle Brigitha, Dutch 100m/200m swimmer (Olympic bronze 1976), born in Curaçao, Netherlands Antilles
- Apr 16 Bruce Bochy, American baseball player and manager (San Francisco Giants), born in Landes de Boussac, Bussac-Forêt, France
- Apr 23 Tony Miles, English chess grandmaster, born in Birmingham, England (d. 2001)
- Apr 25 Américo Gallego, Argentine footballer (Argentina national team), born in Morteros, Argentina
- Apr 25 Buster Mottram, English tennis player, born in Kingston upon Thames
- Apr 25 Joanne Abbott, Canadian sailor (Olympics 1996), born in Sarnia, Ontario
- Apr 25 John Nunn, English chess grandmaster, born in London
- Apr 26 Mike Scott, American baseball player (3× All-Star), born in Santa Monica, California
Deaths in Sport
- Apr 18 Don Blackie, Australian cricketer (3 Tests for Australia 1928-29), dies at 46