George Tibbles (June 7, 1913 - February 14, 1987) was a screenwriter and television writer, contributing to TV series such as Leave it to Beaver, Date with the Angels, The Munsters, The Addams Family, Alice, Family Affair, Dennis the Menace, A Touch of Grace, and Who's the Boss?.Tibbles' greatest achievement however, was on My Three Sons the situation comedy starring Fred MacMurray which he created under executive producer Don Fedderson.