Paul Stewart (March 13, 1908 – February 17, 1986) was an American character actor known for his tough, guttural voice. He frequently portrayed villains and mobsters throughout his lengthy career.

Born Paul Sternberg in New York City, Stewart graduated from Columbia University and made his Broadway theatre debut in the play Two Seconds in 1931. A few years later he met Orson Welles, who invited him to join the Mercury Theatre, where he participated in the notorious 1938 radio broadcast of The War of the Worlds. He was a founding member of AFTRA.