Dudley Simpson (born 4 October 1922) is an Australian television composer who is best known for his work on Doctor Who. He was born in Melbourne.
Prior to leaving Australia, Simpson composed for the Borovansky Ballet Company, forerunner to the Australian Ballet. Among his early television work was the music for Moonstrike. Simpson was also responsible for the memorable theme music for The Tomorrow People, Moonbase 3 (1973), The Ascent of Man (1973), Blake's 7 (1978) and the 1985 production of Titus Andronicus.