Hugh Davies (23 April 1943 – 1 January 2005) was a musicologist, composer, and inventor of experimental musical instruments. Davies was born in Exmouth, Devon, England. After attending Westminster School, he studied music at Worcester College, Oxford from 1961 to 1964. Shortly after he traveled to Cologne, Germany to work for Karlheinz Stockhausen as his personal assistant. For two years, he assembled and documented material for Stockhausen's compositions and was a member of his live ensemble.