- Dec 1 Sarah Snook, Australian actress (Succession), born in Adelaide, Australia
- Dec 2 Luis Manuel Otero Alcántara, Cuban performance poet and activist, born in Havan, Cuba
- Dec 2 Teairra Marí, American R&B singer and songwriter, born in Detroit, Michigan
- Dec 3 Alicia Sacramone, American gymnast (World C'ship gold 2005, 07, 10, 11), born in Boston, Massachusetts
- Dec 3 Michael Angarano, American actor
- Dec 7 Aaron Carter, American singer, rapper and songwriter, born in Tampa, Florida (d. 2022)
- Dec 7 Baran Kosari, Iranian actress, born in Tehran, Iran
- Dec 10 Gonzalo Higuaín, French-born Argentine footballer
- Dec 11 Natalia Gordienko, Moldovan singer and dancer, born in Chișinău, Moldova
- Dec 15 Josh Norman, American football cornerback (First-team All-Pro, Pro Bowl 2015 Carolina Panthers; San Francisco 49ers), born in Greenwood, South Carolina
- Dec 15 Mikey Garcia, American boxer (lineal junior welterweight title 2018-20; WBO featherweight 2013; WBO junior lightweight 2013-14, WBC & IBF lightweight 2017-19), born in Oxnard, California
- Dec 16 Hallee Hirsh, American actress
- Dec 17 Chelsea [born Bradley] Manning, US soldier who released WikiLeaks, born in Crescent, Oklahoma
- Dec 18 Ayaka [Iiko], Japanese pop singer-songwriter and producer ("Mikazuki"; "Winding Road"), born in Osaka, Japan
- Dec 18 Fernando Jara, Panamanian jockey (Belmont Stakes 2006, Dubai World Cup 2007, Breeders' Cup Classic 2006), born in Herrera, Panama
- Dec 18 Miki Andō, Japanese figure skater
Karim Benzema (36 years old)
Dec 19 French soccer striker (97 caps; FIFA Ballon d'Or 2022; Lyon, Real Madrid), born in Lyon, France
- Dec 19 Ronan Farrow, American journalist (The New Yorker), born in New York City
- Dec 20 Nao [Neo Joshua], British soul and R&B singer-songwriter and record producer ("And Then Life Was Beautiful"), born in Nottingham, England
- Dec 20 Tariel Zintiridis, Greek judoka, born in Tbilisi, Georgia
- Dec 21 Valerie Concepcion, Filipino actress, born in Tondo, Philippines
- Dec 25 Demaryius Thomas, American football wide receiver (Super Bowl 2015; 4 × Pro Bowl; Denver Broncos), born in Montrose, Georgia (d. 2021)
- Dec 26 Adam Walker, British concert flautist London Symphony, 2009-20), and educator, born in Redingham, Nottinghamshire, England
- Dec 26 Carolina Eyck, German-Sorbian Theremin player and composer (Elegies for Theremin & Voice), born in Berlin, Germany
- Dec 27 Lily Cole, English model and actress, born in Torquay, England
- Dec 28 Thomas Dekker, American actor, born in Las Vegas, Nevada
- Dec 29 Iain De Caestecker, Scottish actor (Young James Herriot; Agents of S.H.I.E.L.D.), born in Glasgow, Scotland
- Dec 29 Joseph Lee [Lee Joe-yun], American actor (Beef), born in Arizona
- Dec 30 Jake Cuenca, Filipino actor and commercial model
- Dec 31 Émilie Le Pennec, French gymnast (Olympic gold uneven bars 2004), born in La Garenne-Colombes, France
About December 1987
How Old? 36 years old
Generation: Millennial
Leap Year: No
Chinese Zodiac: Rabbit
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Greatest Generation
Silent Generation
Baby Boomer
Generation X
Millennial
Generation Z