List of Famous people born in January

Janna J. Levin is an American theoretical cosmologist and a professor of physics and astronomy at Barnard College. She earned a Bachelor of Science in astronomy and physics with a concentration in philosophy at Barnard College in 1988 and a PhD in theoretical physics at the Massachusetts Institute of Technology in 1993. Much of her work deals with looking for evidence to support the proposal that our universe might be finite in size due to its having a nontrivial topology. Other work includes black holes and chaos theory. She joined the faculty at Barnard College in January 2004 and is currently the Claire Tow Professor of Physics and Astronomy.

Lee Smith, ACE, is an Australian film editor who has worked in the film industry since the 1980s. He began his film career as a sound editor before establishing himself as an editor. His breakthrough came when he began collaborating with director Peter Weir. Smith is best known for his work on several of Christopher Nolan's films, including Batman Begins (2005), The Dark Knight (2008), Inception (2010), The Dark Knight Rises (2012), Interstellar (2014) and Dunkirk (2017), for which he won the Academy Award for Best Film Editing.

Steven Alfonso Del Duca is a Canadian politician who is the current leader of the Ontario Liberal Party, serving since March 7, 2020. He previously served as the Ontario Minister of Transportation and Minister of Economic Growth and Development in the cabinet of Premier Kathleen Wynne. He was also the Liberal Ontario MPP for Vaughan from 2012 to 2018.

Isaiah Hassan Crowell is an American football running back who is a free agent. He played college football at Georgia and Alabama State. Crowell was signed by the Cleveland Browns as an undrafted free agent in 2014.

Anna Sergeyevna Layevska, known as Ana Layevska, is a Mexican actress and singer, of Ukrainian descent.

Ann Jillian is an American actress whose career began as a child actress in the 1960s. She is best known for her role as the sultry Cassie Cranston on the 1980s sitcom It's a Living.

Margaret Avery is an American actress and singer. She began her career appearing on stage and later had starring roles in films including Cool Breeze (1972), Which Way Is Up? (1977), Scott Joplin (1977), and The Fish That Saved Pittsburgh (1979).

Joe De Sena is the CEO and founder of Spartan and the Death Race. He is also a NY Times best selling author of Spartan Up, Spartan Fit and The Spartan Way.

Jo Woo-jin is a South Korean actor. He is known as an in-demand supporting or character actor on the big screen and TV series, such as Guardian: The Lonely and Great God (2017), Chicago Typewriter (2017), The Drug King (2018), and Mr. Sunshine (2018). He won Best Supporting Actor award at the 40th Blue Dragon Film Awards in 2019 for his performance in the film Default.

Joe Horn Jr. is an American football wide receiver who is a free agent. He played college football at Missouri Western State.