Arthur J. Ornitz (November 28, 1916 – July 10, 1985) was an American cinematographer.
Ornitz was born in New York City, the son of Sadie (née Lesser) and screenwriter Samuel Ornitz, the Hollywood Ten blacklistee.
Ornitz studied film at the University of California, Los Angeles.
Among other films, he shot films such as The Connection (1961), A Thousand Clowns (1965), Charly (1968), The Boys in the Band (1970), The Anderson Tapes, Minnie and Moskowitz (both 1971), Serpico (1973), Death Wish (1974), Next Stop, Greenwich Village (1976), An Unmarried Woman (1978), and Hanky Panky (1982).
Ornitz died of cancer at his home in Manhattan, New York, on July 10, 1985.