- Aug 2 Jose "Dingdong" Dantes, Filipino actor (One More Try) and television host (Star Struck), born in Quezon City, Philippines
- Aug 2 Nadia Bjorlin, American actress, born in Newport, Rhode Island
- Aug 3 Hannah Simone, British-Canadian actress (New Girl), born in London, England
- Aug 5 Sophie Winkleman, English actress, born in London, England
- Aug 6 Wilber Pan, Taiwanese-American singer, rapper and actor, born in West Virgina
- Aug 7 Aurélie Claudel, French model, born in Laxou, France
- Aug 8 Michael Urie, American actor and director
- Aug 9 Ryu Seung-beom, South Korean actor (The Unjust), born in Asan, South Korea
- Aug 11 Merritt Wever, American Emmy Award-winning actress (Nurse Jackie - "Zoey"; Godless; Unbelievable), born in Manhattan, New York
- Aug 12 Dominique Swain, American actress (Lolita), born in Malibu, California
- Aug 12 Jade Valerie [Villalon], American singer-songwriter (Sweetbox), and actress, born in San Diego, California
- Aug 12 Maggie Lawson, American actress (Psych), born in Louisville, Kentucky
- Aug 15 Nathalie Press, English actress (Wasp), born in London, England
- Aug 17 Lisa McGee, Irish TV writer and producer of "Derry Girls", born in Derry, Northern Ireland
- Aug 17 Shannon Lucio, American actress, born in Denver, Colorado
- Aug 18 Preeti Jhangiani, Indian actress, born in Mumbai, India
- Aug 19 Darius Danesh, Scottish pop, opera and swing singer-songwriter and stage actor, born in Glasgow, Scotland (d. 2022)
- Aug 20 Corey Carrier, American actor (Young Indiana Jones), born in Middleborough, Massachusetts
- Aug 20 Rochelle Gadd, British actress (Hollyoaks)
- Aug 22 Christi Shake, American model and actress, born in Baltimore, Maryland
- Aug 24 Sonja Bennett, Canadian actress (Punch), born in Vancouver, British Columbia
- Aug 26 Chris Pine, American actor (Star Trek), born in Los Angeles, California
Macaulay Culkin (43 years old)
Aug 26 American actor (Home Alone, My Girl, Richie Rich), born in New York City
- Aug 26 Neeru Bajwa, Canadian actress and director in Punjabi cinema, born in Surrey, British Columbia
- Aug 27 Kyle Lowder, American actor
- Aug 28 Rachel Khoo, English cook, author and broadcaster (The Little Paris Kitchen), born in London, England
- Aug 29 Nicholas Tse, Hong Kong singer and actor, born in British Hong Kong
- Aug 29 William Levy, Cuban-American model and actor (The Single Mom's Club), born in Havana, Cuba
About August 1980
How Old? 43 or 44 years old
Generation: Generation X
Leap Year: Yes
Actors
Actresses
Comedians
Directors
Models
TV Stars