Golf Tournament
May 1 American golfer Babe Didrikson-Zaharias wins the Peach Blossom LPGA Tournament in Spartanburg, South Carolina, her final victory before her death the following year
Sports History
May 1 Future Baseball Hall of Fame pitcher Bob Feller tosses his record 12th 1-hitter in Indians' 2-0 win v Boston Red Sox at Cleveland Stadium
81st Kentucky Derby
May 7 81st Kentucky Derby: Bill Shoemaker aboard Swaps wins in 2:01.8
- May 12 Chicago Cub Sam "Toothpick" Jones is 1st African-American to pitch a no-hitter, winning 4-0 over Pittsburgh Pirates, at Wrigley Field, Chicago
Baseball Record
May 13 Mickey Mantle hits 3 consecutive HRs of at least 463'
- May 16 Ray Lindwall scores his 2nd Test Cricket century 118 at Bridgetown
Marciano TKOs Cockell
May 16 Rocky Marciano beats Don Cockell by TKO in the 9th round at Kezar Stadium, San Francisco to retain his world heavyweight boxing title
Preakness Stakes
May 28 80th Preakness: Eddie Arcaro aboard Nashua wins in 1:54.6
- May 28 Indianapolis 500: Bob Sweikert wins; defending champion Bill Vukovich killed in a crash while seemingly on his way to an unprecedented third consecutive Indy 500