Chuck \ch(u)-ck\ as a boy's name. Pet form of Charles (Old German) "free man". Originally a nickname from a term for endearment (from Middle English "chukken", meaning "to chuck"). Cartoon director Chuck Jones; musician Chuck Mangione; aviation pioneer Colonel Chuck Yaeger.

Chuck has 1 variant form: Chuckie.

Baby names that sound like Chuck are Chick, Chik, Chic and Chico.