William Orchard may refer to: W. Arundel Orchard (William Arundel Orchard, 1867–1961), British-born Australian organist, composer and music educator William E. Orchard (1877–1955), British preacher Billy Orchard (1888–1965), Australian rules footballer William Orchard (architect) (died 1504), English gothic architect William Orchard (water polo) (1929–2014), Australian water polo player