Roger David Edward Nichols (born 6 April 1939) is an English musicologist, critic, translator and author. After an early career as a university lecturer he became a full-time freelance writer in 1980. He is particularly known for his works on French music, including books about Claude Debussy, Olivier Messiaen, Maurice Ravel, Francis Poulenc and the Parisian musical scene of the years after the First World War. Among his translations are the English versions of the standard biography of Gabriel Fauré by Jean-Michel Nectoux and of Harry Halbreich's study of Arthur Honegger.