Celebrities who celebrate birthdays in January

Slideshow posted in Photos | Wednesday, December 26, 2012

53 of 65: Mischa Barton turns 27 on January 24, 2013. The actress is best known for her role in the television series 'The O.C.,' as well as for her work in films such as 'Notting Hill' and 'The Sixth Sense.'

Pictured: Mischa Barton talks to OTRC.com at the Reality Rocks Expo on April 9, 2011. (OTRC Photo)