Richmond Arquette (born August 21, 1963) is an American film and television actor.
Arquette was born in New York City. His father was actor Lewis Arquette, and his grandfather was comedian Cliff Arquette, remembered for his "Charley Weaver" character, a fixture on the original Hollywood Squares. His mother, Brenda "Mardi" Nowak, was a pin-up girl and actress who appeared in such films as Olga's House of Shame. Arquette's mother was Jewish, the daughter of a Holocaust refugee from Poland, while his father was a convert to Islam and a descendant of explorer Meriwether Lewis. Arquette's siblings Patricia, Rosanna, Alexis and David are all actors.
He is the brother-in-law of actress Courteney Cox and actor Thomas Jane.