Fantasio is a fictional character from the Spirou et Fantasio comic strip.

Fantasio may also refer to: Fantasio (magician) Fantasio (opera), opera composed by Jacques Offenbach Fantasio (Smyth), opera composed by Ethel Smyth Fantasio, play by Alfred de Musset Fantasio Piccoli (1917–1981), Italian stage director

See also Fantasia (disambiguation) Fantasy (disambiguation) Phantasia (disambiguation) Phantasio, professional wrestler