William Marsh may refer to: William Marsh (priest) (1775–1864), British priest and writer of theological publications William Marsh (fencer) (1877–1959), British fencer William Marsh (cricketer) (1917–1978), Welsh cricketer William Henry Marsh (1827–1906), British colonial administrator Billy Marsh (1917–1995), British theatrical agent Stan Marsh, misreferenced as "Billy" by his grandpa Marvin Marsh Willie Marsh, golfer, see Bing Crosby Handicap Bill Marsh (rugby league) (1929–2002), Australian rugby league footballer W. W. Marsh (William Wallace Marsh, 1835–1918), American inventor and businessman William F. Marsh, served in the California legislature William John Marsh, an American musician