She is an American actress, singer-songwriter, and fashion model best known for her role as Blair Waldorf in the TV show Gossip Girl.
She is famous because:-
She’s probably best known for her role as Savannah on NBC’s 2005-2006 drama Surface.
Other notable programs on her resume include 24, Veronica Mars, Entourage, and CSI: Miami. She has been keeping herself busy with a full-time gig on Gossip Girl and has started working on an album.
Meester was number 12 on the Maxim Hot 100 list in 2009.
Born April 9, 1986 (Fort Worth, Texas, U.S.)
Birth name Leighton Marissa Meester