Daniel Bruce Butler is an American actor known for his role as Bob 'Bulldog' Briscoe on the long-running TV series Frasier as well as "D-pop" on the television show "Handsworth High"

Butler was born in Fort Wayne, Indiana, the son of Shirley, a homemaker, and Andrew Butler, a pharmacist. Openly gay, he starred in Terrence McNally's 1989 play The Lisbon Traviata and wrote an off-Broadway play about his life, The Only Thing Worse You Could Have Told Me..., which derives its title from a comment Butler's father allegedly made when Dan came out to him.