- May 1 Curtis Martin, Pro Football Hall of Fame running back (Pro Bowl 1995, 96, 98, 2001, 04; First-team All-Pro 2001, 04; NE Patriots, NY Jets), born in Pittsburgh, Pennsylvania
- May 1 Oliver Neuville, German soccer striker (69 caps; Servette, Bayer Leverkusen, Borussia M'gladbach), born in Locarno, Switzerland
- May 2 Florian Henckel von Donnersmarck, German film director and screenwriter (The Lives of Others), born in Cologne, Germany
- May 3 Dominique Monami, Belgian tennis star, born in Verviers, Liège, Belgium
- May 4 Ed Hervey, American football wide receiver (Grey Cup 2003, 05 Edmonton Eskimos; CFL All-Star 2001, 03) and executive (GM Edmonton Eskimos, Grey Cup 2015), born in Houston, Texas
- May 4 Guillermo Barros Schelotto, Argentine soccer forward (10 caps; Boca Juniors 300 games, Columbus Crew) and manager (Palermo, Boca Juniors, LA Galaxy, Paraguay), born in La Plata, Argentina
- May 4 Žibuoklė Martinaitytė, Lithuanian composer (In Search Of Lost Beauty...), born in Leningrad, Russia
- May 5 Johan Hedberg, Swedish ice hockey coach and goalie (Team Sweden, Olympics 1998), born in Nacka, Sweden
- May 5 Matt Dubuc, CFL running back (Toronto Argonauts), born in Montreal, Quebec
- May 5 Muhsin Muhammad, American football wide receiver (Carolina Panthers), born in Lansing, Michigan
- May 5 Tina Yothers, American actress (Jennifer-Family Ties), born in Whittier, California
- May 6 Clay Williams, OL (Indianapolis Colts)
- May 6 Joe Spiteri, Australian soccer striker (Olyroos, Olympics 1996)
- May 6 Wendy Ward, American golfer (Women's PGA C'ship 2000-01 3rd), born in San Antonio, Texas
- May 7 Dameian Jeffries, NFL defensive end (New Orleans Saints)
- May 7 Paolo Savoldelli, Italian cyclist, born in Clusone, Italy
- May 8 Hiromu Arakawa, Japanese manga artist (Fullmetal Alchemist), born in Makubetsu, Japan
- May 9 Chu Sang-mi, South Korean actress
- May 10 Joshua Eagle, Australian tennis player
- May 10 Rüştü Reçber, Turkish soccer goalkeeper (120 caps, record appearance holder, FIFA World Cup All Star Team: 2002; Fenerbahçe, Barcelona, Beşiktaş), born in Korkuteli, Turkey
- May 11 James Haven, American actor
- May 11 Michelle Venturella, US softball infielder (Olympic gold 1996)
- May 12 Kendra Kassebaum, American stage actress (Wicked), born in St Louis, Missouri
- May 12 MacKenzie Astin, American actor (Facts of Life, Garbage Pail Kids), born in Los Angeles, California
- May 12 Travis Lutter, American Mixed Martial Arts Fighter (The Ultimate Fighter 4), born in Chamberlain, Dakota
- May 14 Anais Granofsky, Canadian actress and director
- May 14 Julian White, English rugby union footballer
- May 14 Natalie Appleton, Canadian pop singer (All Saints -"Never Ever"), born in Mississauga, Ontario
- May 14 Shanice [Wilson], American R&B and soul vocalist ("I Love Your Smile"; "Saving Forever For You"), born in Pittsburgh, Pennsylvania
- May 14 Voshon Lenard, NBA guard (Miami Heat)
- May 15 Suzannah Bianco, synchronized swimmer (Olympics-alt-96), born in San Jose, California
- May 16 Jason Acuña "Wee-Man", American television personality
- May 16 Tori Spelling, American actress and reality TV star (90210), born in Los Angeles, California
- May 17 Jay Riemersma, American football tight end (Buffalo Bills, Pittsburgh Steelers), born in Evansville, Indiana
- May 17 Jenny Scheinman, American jazz and session violinist (Bill Frisell; Allison Miller), and singer, born in San Francisco, California
- May 17 Josh Homme, American rock singer-songwriter, and guitarist (Queens of the Stone Age), born in Palm Springs, California
- May 17 Matthew McGrory, American actor (d. 2005)
- May 17 Sasha Alexander, American television actress
- May 17 Steve Barakatt, Canadian pianist and composer, born in Quebec City, Canada
- May 18 Dario Franchitti, Scottish racecar driver and commentator, born in Bathgate, Scotland
- May 18 Darren Van Impe, Canadian NHL defenseman (Anaheim Mighty Ducks), born in Saskatoon
- May 18 Donyell Marshall, NBA forward and coach (Golden State Warriors), born in Reading, Pennsylvania
- May 18 Tory James, NFL defensive back (Denver Broncos-Super Bowl 32), born in new Orleans, Louisiana
- May 19 Andreas Johansson, Hofors SWE, NHL forward (Pitts, NY Islanders)
- May 20 Elsa [Lunghini], French singer ("T'en va pas" - "Don't Go Away") and actress, born in Paris, France
- May 21 Noel Fielding, British comedian (The Mighty Boosh, The Great British Baking Show), born in London, England
- May 22 Aaron Graham, professional American football player (Arizona Cardinals), born in Las Vegas, New Mexico
- May 22 Daniel Tiatto, Australian soccer midfielder (Olyroos, Olympics 1996)
- May 22 Nikolaj Lie Kaas, Danish actor ("Department Q: The Keeper of Lost Causes"; "Riders of Justice"), born in Rødovre, Denmark
- May 22 Shefali Shah, Indian actress (Delhi Crime), born in Bombay, New Delhi
- May 23 (Gerald) Maxwell [Rivera], American Grammy Award-winning neo-soul singer-songwriter, multi-instrumentalist, and record producer ("Fortunate"; "Pretty Wings"), born in Brooklyn New York City
- May 23 Verna Vasquez, Miss Universe-best swimsuit (Curacao, 1997)
- May 24 Dannes Coronel, Ecuadorian soccer defender (27 caps; El Nacional), born in Naranjal, Ecuador (d. 2020)
- May 24 Dermot O'Leary, British-Irish television presenter (The X Factor), born in Colchester, Essex, England
- May 24 Karim Alami, Moroccan tennis star, born in Casablanca, Morocco
- May 24 Ruslana [Lyzhychko], Ukrainian pop singer and songwriter, born in Lviv, Ukrainian SSR, USSR (now Ukraine)
- May 24 Ville Peltonen, Finnish hockey forward (Team Finland Olympic bronze 1998), born in Vantaa, Finland
- May 25 Daz Dillinger [Delmar Drew Arnaud], American hip-hop performer, born in Long Beach, California
- May 25 Demetri Martin, American comedian (We Bare Bears), born in New York City
- May 25 Duncan Free, Australian rower (Olympics gold 2006), born in Hobart, Tasmania, Australia
- May 25 Jeff Smith, American football cornerback (Scotland Claymores, KC Chiefs), born in Decatur, Tennessee
- May 25 María José Gaidano, Argentine tennis star (1993 Belgium doubles), born in Buenos Aires, Argentina
- May 25 Molly Sims, American model and actress, born in Murray, Kentucky
- May 25 Racquel Spurlock, American WNBA center (Houston Comets), born in Donaldsonville, Louisiana
- May 27 Jack McBrayer, American comedian and actor (Conan O'Brien; 30 Rock - "Kenneth"), born in Macon, Georgia
- May 28 Pat Peake, NHL center (Washington Capitals), born in Rochester, New York
- May 29 Alpay Özalan, Turkish soccer centre back, manager, politician (Turkey 90 caps), born in Izmir, Turkey
- May 29 Malcolm Allen, Australian swimmer (1995 World C'ships gold 4x200m freestyle relay), born in Wauchope, NSW
- May 29 Mark Lee, American contemporary Christian guitarist (Third Day - "Nothing At All"; "Soul On Fire"), born in Powder Springs, Georgia
- May 29 Massimo Tagliata, Italian jazz accordionist, pianist, and composer, born in Syracuse, Sicily
- May 30 Je'Rod Cherry, safety (New Orleans Saints)
- May 30 Steve Charbonneau, CFL defensive linebacker (Montreal Alouettes)
- May 31 Dominique van Roost, Belgian tennis player (1995 Futures-GBR), born in Verviers, Belgium
- May 31 Marty Janzen, American pitcher (Toronto Blue Jays), born in Miami, Florida
- May 31 Tyrone Williams, American NFL defensive back (Green Bay Packers-Super Bowl 31), born in Bradenton, Florida
About May 1973
How Old? 51 years old
Generation: Generation X
Leap Year: No