William Corbet may refer to:
William Corbet (1779–1842), Irish soldier William Corbet (MP) for Worcestershire (UK Parliament constituency) William Corbet (MP fl.1318), MP for Gloucestershire (UK Parliament constituency) Sir William Corbet, 5th Baronet (1702–1748), of the Corbet baronets William Joseph Corbet (1824–1909), Irish nationalist politician and Member of Parliament
See also William Corbett (disambiguation) Corbet (surname)