- Dec 1 Javier Báez, Puerto Rican baseball infielder (MLB All Star 2018-19; Chicago Cubs), born in Bayamón, Puerto Rico
- Dec 1 Marco van Ginkel, Dutch soccer midfielder (8 caps; Vitesse, Chelsea, PSV), born in Amersfoort, Netherlands
- Dec 2 Gary Sánchez, Dominican baseball catcher (MLB All Star 2017, 19; NY Yankees), born in Santo Domingo, Distrito Nacional, Dominican Republic
- Dec 6 Johnny Manziel, American football quarterback (Heisman Trophy 2012, Texas A&M; NFL: Cleveland Browns), born in Tyler, Texas
- Dec 11 Jacoby Brissett, American NFL player (Miami Dolphins), born in West Palm Beach, Florida
- Dec 11 Malcolm Brogdon, American NBA player (Indiana Pacers), born in Atlanta, Georgia
- Dec 15 Alex Telles, Brazilian soccer defender (4 caps; Galatasaray, Porto, Manchester United), born in Caxias do Sul, Brazil
Jesse Lingard (31 years old)
Dec 15 English soccer midfielder (32 caps 2021; Manchester United), born in Warrington, England
- Dec 17 Quinton de Kock, South African cricket wicketkeeper (54 Tests, 232 dismissals, 6 x 100, HS 141no; Gauteng + 5 x IPL teams), born in Johannesburg, South Africa
- Dec 28 Lara van Ruijven, Dutch short track speed skater (World C'ship gold 500m 2019; Olympic bronze 3000m relay 2018), born in Naaldwijk, Netherlands (d. 2020)
- Dec 30 Carson Wentz, American NFL quarterback (Pro Bowl 2017; Philadelphia Eagles), born in Raleigh, North Carolina
About December 1992
How Old? 31 years old
Generation: Millennial
Leap Year: Yes
Chinese Zodiac: Monkey
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions