Benny Rubin (February 2, 1899 – July 15, 1986) was an American comedian and film actor. Born in Boston, Rubin made more than 200 radio, film and television appearances over a span of 50 years. On radio, he played Professor Kropotkin on My Friend Irma,: 245  was a co-host of Only Yesterday,: 261  and was a member of the cast of The Bickersons.