Erika Fox (born 3 October 1936) is a British composer and teacher. She was born in Vienna and emigrated to England as a refugee in 1939. She grew up in an Orthodox Jewish home, and studied composition at the Royal College of Music with Bernard Stevens, and later with Jeremy Dale Roberts and Harrison Birtwistle. She has taught as the Centre for Young Musicians in Pimlico, at the Guildhall School of Music and Drama, and as Visiting Composer and Teacher at the University of Auckland, New Zealand.