- May 3 John Jensen, Danish football player and manager, born in Copenhagen, Denmark
- May 5 Glenn Seton, Australian racing driver
- May 6 Bob Bassen, NHL center (Dallas Stars), born in Calgary, Alberta
- May 6 Ken Harvey, American NFL linebacker (Washington Redskins), born in Austin, Texas
- May 6 Norman Whiteside, Northern Ireland football player, born in Belfast, Northern Ireland
- May 6 Paul Frase, American NFL defensive end (Green Bay Packers-Super Bowl 31), born in Elmira, New York
- May 6 Zahid Sadiq, Kenyan cricketer, born in Nairobi, Kenya
- May 9 Marc Logan, NFL running back (Washington Redskins), born in Lexington, Kentucky
Steve Yzerman (58 years old)
May 9 Canadian Hockey Hall of Fame forward (Olympic gold 2002, Detroit Red Wings), born in Cranbrook, British Columbia
- May 10 Mike Butcher, baseball player
- May 10 Rony Seikaly, NBA center (Orlando Magic, Golden State Warriors)
- May 12 Stacy Wilson, Canadian ice hockey forward and captain of Team Canada (Silver medal, Olympics 1998), born in Moncton, New Brunswick
- May 13 Chris Washburn, American NBA player, born in Hickory, North Carolina
- May 14 Curt Harnett, sprint cyclist (Olympic bronze 1992/96), born in Toronto, Ontario
- May 14 Dave Widell, NFL center/guard (Jacksonville Jaguars)
- May 14 Joey Cora, Caguas Puerto Rico, infielder (Seattle Mariners)
- May 14 Kelvin Martin, NFL wide receiver (Philadelphia Eagles)
- May 15 Dan Stryzinski, NFL punter (Atlanta Falcons)
- May 15 Raí, Brazilian footballer
- May 18 Rufus Porter, American NFL linebacker (Pro Bowl 1988-89; Seattle Seahawks), born in Amite, Louisiana
- May 20 Bruno Marie-Rose, French runner (world record 200 m indoor)
- May 23 James Hasty, NFL cornerback (KC Chiefs)
- May 23 Manuel Sanchís Hontiyuelo, Real Madrid footballer
- May 23 Woorkeri Venkat Raman, cricketer (Indian slow left-arm all-rounder)
- May 24 Chris Jorgis, American badminton player (Olympic-92), born in Palo Alto, California
- May 25 Stefka Kostadinova, Bulgaria high jumper (world record 1987), born in Plovdiv, Bulgaria
- May 26 Greg Lloyd, NFL linebacker (Pittsburgh Steelers)
- May 27 Jacob Brumfield, Bogalusa LA, outfielder (Toronto Blue Jays)
Pat Cash (58 years old)
May 27 Australian tennis player (Wimbledon 1987), born in Melbourne, Victoria
- May 29 Emilio Sánchez, Spanish tennis player (1988 Olympic bronze, Hopman Cup 1990), born in Madrid, Spain
- May 29 Jammo Myllys, Finnish hockey goaltender (Finland World C'ship gold 1995), born in Savonlinna, Finland
- May 30 Billy Donovan Jr., American basketball head coach (Oklahoma City Thunder 2015-19; University of Florida, NCAA Cship 2006-07), born in Rockville Centre, New York
- May 30 Tyronne Stowe, NFL linebacker (Seattle Seahawks)
- May 31 Annette Renee Peters [nee Hand], American 1500/3000 runner, born in Reno, Nevada
About May 1965
How Old? 58 or 59 years old
Generation: Generation X
Leap Year: No