- May 2 62nd Kentucky Derby: Ira Hanford aboard Bold Venture wins in 2:03.6
Joe DiMaggio Debuts
May 3 NY Yankee Joe DiMaggio makes his major-league debut, gets 3 hits
- May 8 Jockey Ralph Neves unexpectedly revived after being declared dead after a fall. His wife faints when he returned to track
- May 16 61st Preakness: George Woolf aboard Bold Venture wins in 1:59
- May 24 Tony Lazerri 2 grand slams (11 RBIs); Ben Chapman sets record by reaching 1st 7 times safely, Yanks beat A's 25-2
- May 30 Indianapolis 500: Louis Meyer becomes first 3-time winner of the race; Lawson Harris is first 2-time riding mechanic; famous tradition of serving milk in victory lane commences
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions