- Jan 2 Suranne Jones, British actress
- Jan 7 Bipasha Basu, Indian model, born in New Delhi, India
- Jan 7 Mariangel Ruiz, Venezuelan actress and model, born in San Juan de los Morros, Venezuela
- Jan 8 Sarah Polley, Canadian filmmaker and actress (Sweet Hereafter, Women Talking), born in Toronto, Ontario
- Jan 11 Darren Lynn Bousman, American film director, born in Overland Park, Kansas
- Jan 13 Jill Wagner, American Actress and TV host, known for "Wipeout", born in Winston-Salem, North Carolina
- Jan 14 Angela Lindvall, American supermodel, born in Midwest City, Oklahoma
- Jan 14 Karen Elson, British supermodel, born in Oldham, United Kingdom
- Jan 15 Ken Chu, Taiwanese singer, actor, and tai-chi champion, born in Taiwan
- Jan 16 Aaliyah [Haughton], American singer and actress, born in Brooklyn, New York (d. 2001)
- Jan 19 Spider Loc [Curtis Williams], American rapper (G-Unit), and actor, born in Compton, California
- Jan 20 Will Young, British singer-songwriter and actor, born in Wokingham, England
- Jan 24 Tatyana M. Ali, American actress (Sesame St, Fresh Prince of Bel Air), born in New York City
- Jan 25 Christine Lakin, American actress (Step by Step), born in Dallas, Texas
- Jan 26 Sara Rue, American actress, born in New York
Rosamund Pike (45 years old)
Jan 27 British actress (Gone Girl; An Education; A Private War; The Wheel of Time), born in London
- Jan 29 Andrew Keegan, American actor (Step by Step; Party of Five), born in Los Angeles, California
- Jan 29 April Scott, American actress and model, born in Campbell, Missouri
About January 1979
How Old? 45 years old
Generation: Generation X
Leap Year: No
Chinese Zodiac: Horse (Jan 1 - Jan 27), Goat/Sheep (Jan 28 - Jan 31)
Star Signs: Capricorn (Dec 22 - Jan 19), Aquarius (Jan 20 - Feb 18)
Actors
Actresses
Comedians
Directors
Models
TV Stars