Noah Keen (born October 10, 1920 in Cincinnati, Ohio) is an American film and television actor.
He has made many guest appearances television series such as The Twilight Zone, Perry Mason, The Eleventh Hour, Judd for the Defense, Bonanza, Mission: Impossible, The Mod Squad, and The Rockford Files. Keen has also appeared in movies such as Battle for the Planet of the Apes and Disorganized Crime.
Although he has been acting less frequently since the 1980s, he still makes occasional appearances such as a guest appearance on the episode "Johnny Cakes" of The Sopranos.