Raymond Henry Charles Warren (born 7 November 1928) is a British composer and university teacher.

He studied at Cambridge, and taught at Queen's University Belfast, where he was the first person in the UK to be given a personal chair in composition in 1966, before becoming Hamilton Harty Professor of Music in 1969. He was Stanley Hugh Badock Professor of Music at the University of Bristol from 1972 until his retirement in 1994.

His works include a choral Passion, a Violin Concerto, three Symphonies, a Requiem, the oratorio Continuing Cities and an extensive amount of music for children, young people and community music making. He has also written six operas. He currently lives at Clifton in Bristol.