- Jan 3 Dan Harmon, American voice actor, producer and writer (Rick and Morty, Community), born in Milwaukee, Wisconsin
- Jan 4 Harmony Korine, American film director and artist, born in Bolinas, California
- Jan 5 Georgia Apostolou, Greek actress, born in Athens, Greece (d. 2016)
- Jan 10 Ryan Drummond, American voice actor, born in Lima, Ohio
- Jan 11 Joanna Brodzik, Polish actress (Magma M. and Kasia i Tomek), born in Krosno Odrzańskie, Poland
- Jan 11 Rockmond Dunbar, American actor (Earth 2, Prison Break), born in Berkeley, California
- Jan 12 Greg Morton, American actor (Scarecrow & Mrs King), born in Milwaukee, Wisconsin
- Jan 12 Prashant Bhargava, American filmmaker (Patang), born in Chicago, Illinois (d. 2015)
- Jan 13 Gloria Yip, Hong Kong actor
- Jan 16 Josie Davis, American actress (Sarah-Charles in Charge, Two and a Half Men), born in Los Angeles, California
- Jan 18 Burnie Burns, American film producer & comedian (Machinima, Rooster Teeth), born in Rochester, New York
- Jan 19 Aaron Yonda, YouTube celebrity, born in Madison, Wisconsin
- Jan 23 Lanei Chapman, American actress, born in os Angeles, California
- Jan 25 Ace Steel [Christopher Guy], American professional wrestler, born in Chicago, Illinois
- Jan 27 Margot Bourgeois, Miss Universe-3rd place (Trinidad & Tobago, 1997)
- Jan 31 Portia de Rossi, Australian actress, born in Horsham, Australia
About January 1973
How Old? 48 years old
Generation: Generation X
Leap Year: No