by POPSUGAR Celebrity 56

Father's Day is on Sunday, and we thought it would be fun to help celebrate with another fun quiz. We already know who our favorite daddies in Hollywood are, but how much do you know about the men who helped raise our favorite stars? Take our quiz below to test your knowledge on the less famous fathers of some of the biggest celebs. Oh, and don't forget to check out our other fun Guess Who Quizzes.