Jimmy Castor (June 23, 1940 – January 16, 2012) was an American pop and funk musician.
He is best known as fun disco/funk saxophonist and leader of The Jimmy Castor Bunch, with his biggest hit single being 1972's million seller, "Troglodyte (Cave Man)" Castor started as a doo-wop singer in New York. He wrote and recorded "I Promise to Remember" in 1956. Castor then replaced Frankie Lymon in The Teenagers in 1957 before switching to the saxophone in 1960. He had a solo hit with "Hey Leroy, Your Mama's Callin' You" on Smash Records in 1966.