Antonioni is an Italian surname. Notable people with this surname include:

Enrica Antonioni (born 1952), Italian actress and film director, the widow of Michelangelo Antonioni Michelangelo Antonioni (1912–2007), Italian film director and writer Robert A. Antonioni (born 1958), American attorney and politician

See also

Antoniani Antonioli Antonini (name) Tonioli