Clive James Cotter (born 1948 in Geelong, Australia) is an Australian composer currently based in Canberra, Australia. His career has largely been in music for theater, film, and radio. Cotter began his career as Music Director and resident composer for the Canberra Repertory Theatre and has collaborated extensively with Australian playwright Dorothy Hewett, most notably writing the music for the musical theater piece The Man From Mukinupin. Cotter also wrote the music for Merlinda Bobis' radio play "Rita's Lullaby", which won the Prix Italia in 1998.