Holst, Gustav ( Gustavus Theodore von) (1874–1934) English composer. His early works were often influenced by Hinduism, as in the opera
Sita (1906), and English folksong, as in
Somerset Rhapsody (1907). Among his works are several operas, including
The Perfect Fool (1922), songs, chamber music, and the popular orchestral suite
The Planets (1914–16).