Judd Hamilton (born February 28, 1942) is an American singer, musician, former band leader, writer, film producer, actor, inventor, company director. As a musician he has recorded for the Dolton, Liberty, American International, United Artists and RCA Victor labels.

He has made a contribution to the music of California, as well as the surf genre from his involvement with the T-Bones, and 1960s surf groups, the Avantis and the Ventures. As a film and television producer he was the executive producer for the film Maniac and The Last Horror Film, as well as the film's co-screenwriter, and the executive producer for The 7th Annual Sci-Fi Awards, a 90-minute TV special. His brother was the late Dan Hamilton of Hamilton, Joe Frank & Reynolds fame.