This distinction follows her wins at the SAG Awards on Sunday and the Golden Globes earlier this month. You've probably seen her famous face (and figure) in ads for Pepsi, Covergirl and Kmart, where she has her own line. Check out her sexiest looks, below!
Sofia jumped up two spots to take the No. 1 spot from Blake Lively, who plummeted to No. 32. Model Kate Upton took the No. 2 spot and Rooney Mara was an unexpected No. 3 -- her first appearance on the list.