Who is the oldest of the Van Dyke family?
Jerry Van Dyke Jerry Van Dyke (born July 27, 1931) is an American comedian and actor, the younger brother of Dick Van Dyke.
Hilary Van Dyke Hilary Van Dyke (born October 30, 1970) is an American actress and singer who began her career in TV advertisements before landing the role of Marilyn Munster in "The Munsters Today", replacing the actress in the original pilot episodes, Mary Ellen Dunbar.