William Churchill
William Churchill may refer to:
- William Churchill (Dorchester MP) (1627–1702), MP for Dorchester 1685–1689
- William Churchill (Ipswich MP) (1661–1737), MP for Ipswich 1707–1714 and 1715–1717
- William Churchill (ethnologist) (1859–1920), American Polynesian ethnologist and philologist
- William Churchill (athlete) (1885-1969), American long-distance runner
- Bill Churchill (1904-1959), Australian rules footballer