Ronald A. Feinberg (October 10, 1932 - January 29, 2005) was an American character actor and voice actor who appeared in films and on television. He usually played tall, slow-witted, hulking characters. He can be seen playing the character Fellini opposite Don Johnson in the postapocalyptic film A Boy and His Dog. Ron made a number of appearance on Mission: Impossible. He also voiced King Caliphim, the Lord of the Dead, and Gruff in King's Quest VI: Heir Today, Gone Tomorrow.

He appeared as Benny in the 1968 "Pray Love Remember, Pray Love Remember" episode of Hawaii 5-0 where he was arrested for involunary manslaughter of a college student.

During the 1980s he taught drama classes at the University of Miami in Coral Gables, Florida.