Sugar Ray Robinson (1921-1989)
May 3 American boxer (world welterweight champion 1946-51; middleweight champion 1951-52, 55, 58), born in Ailey, Georgia
- May 5 Eric Tweedale, Australian rugby union prop (10 caps; NSW RFU, Parramatta RFC), born in Rochdale, England (d. 2023)
- May 20 Hal Newhouser, American Baseball HOF pitcher (7 × MLB All-Star; World Series 1945; AL MVP 1944, 45; Triple Crown 1945; Detroit Tigers), born in Detroit, Michigan (d. 1998)
- May 26 Frank Mooney, New Zealand cricket wicketkeeper (13 Tests, 30 dismissals; Wellington), born in Wellington, New Zealand (d. 2004)
About May 1921
How Old? 102 years old
Generation: Greatest Generation
Leap Year: No
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions