- Jan 5 Bennie Joppru, National Football League tight end, born in Dickinson, North Dakota
- Jan 11 Lovieanne Jung, American softball player, born in Honolulu, Hawaii
- Jan 14 Sosuke Sumitani, Japanese announcer, born in Tokyo, Japan
- Jan 17 Maksim Chmerkovskiy, Ukrainian ballroom dancer, born in Odessa, Ukraine
- Jan 17 Gareth McLearnon, Northern Irish flautist, born in Belfast, Northern Ireland
- Jan 20 Philippe Cousteau Jr., French oceanographer and grandson of Jacques Cousteau, born in Santa Monica, California
- Jan 20 Brigitte Olivier, Belgian judoka, born in Kinshasa, Democratic Republic of the Congo
- Jan 22 Subhash Ram Prajapati, Nepalese writer, born in Bhaktapur, Nepal
- Feb 3 Sarah Lewitinn, American writer
- Feb 5 Jo Swinson, British politician, born in Glasgow, United Kingdom
- Feb 5 Brad Fitzpatrick, American programmer (LiveJournal), born in Iowa, United States
- Feb 5 Prince Peter, American-born Yugoslav royalty, born in Chicago, Illinois
- Feb 6 Luke Ravenstahl, American politician, born in Pittsburgh, Pennsylvania
- Feb 19 Neleh Dennis, American Survivor contestant
- Feb 27 Chelsea Clinton, daughter of President Clinton and Hillary Clinton
- Mar 1 Rose VBL Windsor, daughter of English prince Richard
- Mar 8 Stephen Milne, Australian rules footballer
- Mar 19 Don Sparrow, Canadian illustrator
- Mar 21 Marit Bjørgen, Norwegian cross-country skier
- Mar 29 Prince Hamzah bin Al Hussein, of Jordan
- Apr 2 Adam Fleming, English news reporter (Daily Politics), born in Glasgow, Scotland
- Apr 9 Yoanna House, American model, born in Jacksonville, Florida
- Apr 22 Courtney Friel, presenter of World Poker Tour
- Apr 25 Kazuhito Tadano, Japanese basaball player, born in Tokyo
- Apr 27 Talitha Cummins, Australian journalist (Seven News Brisbane), born in Gold Coast, Australia
- May 3 Marcel Vigneron, American chef (Top Chef), born in Bainbridge Island, Washington
- May 8 Benny Yau, Canadian entertainer
- May 16 Melanie Lofton, American Journalist
- May 17 Davor Džalto, Serbian art historian
- May 18 Aileen Campbell, Scottish Politician
- May 22 Steven Baker, Australian rules footballer
- Jun 3 Tamim bin Hamad Al Thani, Emir of Qatar (2013-present), born in Doha, Qatar
- Jun 5 Yasser Latif Hamdani, Pakistani constitutional lawyer
- Jun 16 Brad Gushue, Canadian curler
- Jun 23 Becky Cloonan, American comic book artist
- Jul 19 Bender [Alexander Buchanan], Canadian underground hip hop artist (Flight Distance, King of the Dot), born in Ottawa, Canada (d. 2018)
Jacinda Ardern
Jul 26 Jacinda Ardern, Prime Minister of New Zealand (2017-present), born in Hamilton, New Zealand
Jacinda Ardern
- Aug 8 Pat Noonan, American footballer
- Aug 10 Kaysar Ridha, Iraqi-American reality TV contestant
- Aug 31 Laura Mulleavy, American fashion designer (Rodarte), born in California
- Sep 2 Dany Sabourin, French Canadian Goaltender in the National Hockey League
- Sep 3 Jennie Finch, American softball player
- Sep 4 Tamika Mallory, American activist and founder of Mallory Consulting, born in New York City, New York
- Sep 30 Camilla D'Errico, Canadian comic book artist and painter
- Oct 2 Shane Andrus, National Football League kicker
- Oct 24 Monica, American (The Boy is Mine), born in Atlanta, Georgia
- Oct 24 Zac Posen, American fashion designer, born in NYC, New York
- Oct 28 Kanzi, Bonobo, most literate non-human, born at Georgia State University
- Nov 3 Hans Andersen, Danish speedway rider (captain Denmark Speedway World Cup gold 2006, 08), born in Odense, Denmark
- Nov 16 Nicole Gius, Italian alpine skier, born in Schlanders, Italy
- Nov 16 Carol Huynh, 2008 Canadian Gold Medalist (48 kg. wrestling), born in Hazelton, Canada
- Nov 21 Alec Brownstein, American author, director
- Nov 22 Shawn Fanning, American Internet entrepreneur (Napster)
- Nov 23 David Britz, American nano-technologist
- Nov 25 Kushan Liyanarachchi, Sri Lankan, prominent Live Buddhism Practitioner
- Dec 17 Eli Pariser, American political activist (MoveOn.org)
About 1980
How Old? 39 or 40 years old
Generation: Generation X
Chinese Zodiac: Goat/Sheep (Jan 1 - Feb 15), Monkey (Feb 16 - Dec 31)