Thomas LeRoy Organ, Jr. (born 22 February 1963), known professionally as Tommy Organ or Tommy "O", is an American musician, songwriter and producer. The son of Thomas LeRoy Organ, Sr. (1940 - 1966 Musician, Army Veteran) and Dorothy Louise Render-Organ (1941 Legal Secretary, Entrepreneur), he began playing music at a very young age. His brother, (1961 Musician) is a prolific session drummer.