Martin Ellerby (1957, Worksop, Nottinghamshire, England) is an English composer. He was educated at the Royal College of Music, London, where he was taught by Joseph Horovitz. He has written in most forms including several sinfonias and concertante works, music for strings, several instrumental sonatas and suites, songs and choral music including a Mass for choir and orchestra. He has also written test pieces for all the key brass band contests (Tristan Encounters, Elgar Variations, Genesis, Electra etc.