William FitzOsbern, 1st Earl of Hereford Norman earl (c. 1020–1071) (1020–1071) Parents Emma d'Ivry Osbern the Steward Children William of Breteuil Emma de Guader, Countess of Norfolk Roger de Breteuil, 2nd Earl of Hereford Siblings Osbern FitzOsbern Partners Richilde of Hainaut Alice de Toeni