- May 1 Ben Easter, American actor
- May 1 Daniel Letterle, American actor (Camp), born in Northfield, Ohio
- May 3 Genevieve Nnaji, Nigerian actress and director (Lionheart), born in Mbaise, Imo State, Nigeria
- May 3 Monsta Mack [Steven Carrasquillo], American professional wrestler, born in Brooklyn, New York
- May 4 Ryan Shamrock [Alicia Webb], American professional wrestling valet, born in Houston, Texas
- May 4 Wes Butters, British broadcaster, born in Salford, England
- May 5 Vincent Kartheiser, American actor (Mad Men), born in Minneapolis, Minnesota
- May 9 Rosario Dawson, American actress
- May 16 Barbara Nedeljakova, Slovak horror movie actress (Hostel), born in Banská Bystrica, Czechoslovakia
- May 16 Evan Ferrante, American actor (Owen-Swan's Crossing), born in Armonk, New York
- May 18 (Jens) "Jeb" Bergensten, Swedish video game designer (Minecraft), born in Orebro, Sweden
- May 22 Maggie Q [Margaret Quigley], American actress (Mission Impossible III, Nikita), born in Honolulu, Hawaii
- May 22 Nadia Khan, TV Presenter
- May 23 Josh Cooley, American animator, screenwriter (Inside Out), and Academy Award-winning director (Toy Story 4), born in Berkeley, California
- May 24 Frank Mir, American UFC fighter and professional wrestler, born in Las Vegas, Nevada
- May 26 Ashley Massaro, American model and professional wrestler
- May 26 Elisabeth Harnois, American actress (CSI), born in Detroit, Michigan
- May 28 Jesse Bradford, American actor
- May 28 Monica Keena, American actress
- May 29 Brian Kendrick, American pro wrestler (WWE cruiserweight tag team champion), born in Fairfax, Virginia
- May 30 Kugimiya Rie, Japanese seiyuu (voice actress)
- May 31 Vir Das, Indian comedian and actor, born in Dehradun, India
About May 1979
How Old? 45 years old
Generation: Generation X
Leap Year: No
Chinese Zodiac: Goat/Sheep
Star Signs: Taurus (Apr 20 - May 20), Gemini (May 21 - Jun 20)
Actors
Actresses
Comedians
Directors
Models
TV Stars