@mickatthemoviesLeighton Meester is an American actress and singer who became iconic as Blair Waldorf in Gossip Girl. Born April 9, 1986, in Fort Worth, Texas, USA, she hits 40 years old as of September 2026. #GossipGirl

@mickatthemoviesLeighton Meester is an American actress and singer who became iconic as Blair Waldorf in Gossip Girl. Born April 9, 1986, in Fort Worth, Texas, USA, she hits 40 years old as of September 2026. #GossipGirl