William Hague, Baron Hague of Richmond (born 1961) is a British politician.
William Hague may also refer to:
William Hague (architect) (1840–1899), Irish architect William Hague (Australian politician) (1854–1924), South Australian parliamentarian William Hague (boxer) (1885–1951), English boxer Bill Hague (1852–1898), baseball player Billy Hague (1885–1969), ice hockey player General William Hague, a character in the television series Babylon 5