- Apr 1 NHL players begin first strike in 75-year history; 10 day action earns large playoff bonus increase, more control over licensing of their likenesses and changes to free agency system
- Apr 1 Sheffield Shield Men's Cricket Final, Perth: West Australia beats NSW by 44 runs; Justin Langer 149
- Apr 3 1st exhibition game at Camden Field - Orioles beat NY Mets
- Apr 4 146th Grand National: 14/1 shot Party Politics, ridden by Welsh jockey Carl Llewellyn wins by 2½ lengths from Romany King
- Apr 4 Game 1 of Mayor Challenge - NY Yankees beat NY Mets 6-4 at Yank Stad
- Apr 5 11th NCAA Women's Basketball Championship: Stanford beats Western Kentucky, 78-62; Cardinal guard Molly Goodenbour MOP
- Apr 5 Game 2 of Mayor Challenge - NY Yankees sweep NY Mets 6-5 at Shea
Golf Tournament
Apr 5 The Tradition Senior Men's Golf, GC at Desert Mountain: Lee Trevino win his second Champions Tour major by 1 stroke from Jack Nicklaus
- Apr 6 1st game at Camden Field, Baltimore, Maryland - Orioles beat Cleveland Indians 2-0
- Apr 6 54th NCAA Men's Basketball Championship: Duke beats Michigan, 71-51; back-to-back titles for Blue Devils and coach Mike Krzyzewski
- Apr 9 Florida drops rape charges against NY Mets Gooden, Boston & Coleman
- Apr 9 Record 18 golfers shoot in 60s in Masters round 1 (old record 12)
- Apr 10 NHL strike ends after 10 days
- Apr 11 MLB Cleveland Indians set team record for long game loss to Boston Red Sox (19 innings - 6½ hr)
- Apr 12 2nd lowest NBA scoring game - Detroit Pistons 72, NY Knicks 61
US Masters Golf
Apr 12 56th US Masters Tournament, Augusta National GC: Fred Couples wins his only major title, 2 strokes ahead of 1976 champion Raymond Floyd
- Apr 12 MLB Boston Red Sox pitcher Matt Young no-hits Cleveland Indians, but loses 2-1
- Apr 12 NY Mets lose 1st 3 home games for 1st time since 1962
- Apr 13 Longest 2 undefeated baseball teams to meet (NY Yanks 5-0 vs Toronto Blue Jays 6-0); Yanks score 3 in top of 9th to win 5-2
- Apr 13 Lou Carnesecca retires as coach of St John's basketball team
Senior PGA Championship
Apr 19 Senior PGA Championship, PGA National GC: Lee Trevino beats Mike Hill by 1 stroke for his 3rd seniors major title
- Apr 20 96th Boston Marathon: Ibrahim Hussein of Kenya repeats in 2:08:14 for his 3rd title; Olga Markova first Russian women's champion in 2:23:43
Sports History
Apr 24 George Steinbrenner drops his suits against baseball
- Apr 26 NFL Draft: University of Washington defensive end Steve Emtman from first pick by Indianapolis Colts
Baseball Record
Apr 26 Ozzie Smith steals his 500th base
Baseball Trade
Apr 27 NY Mets trade David Cone to Toronto Blue Jays for Jeff Kent
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions