Ralph de Gael (otherwise Ralph de Guader, Radulf Waders or Ralph Wader) (before 1042 – c. 1096) is the Earl of East Anglia (Norfolk and Suffolk) and Lord of Gaël and Montfort (Seigneur de Gaël et Montfort).

He is the leading figure in the Revolt of the Earls, the last serious revolt against William the Bastard.