Scott Vincent James Baio (born September 22, 1960 in Brooklyn, New York) is an American movie and television actor and television director. He is best known for his roles as Chachi Arcola on the sitcom Happy Days and its spin-off, Joanie Loves Chachi, and as the main character in the series Charles in Charge. He is a Republican.
Baio has been married to Renee Sloan since 2007. He has one 1 step-daughter, and a daughter.