Osbern the Steward
William FitzOsbern, 1st Earl of Hereford's father
Osbern the Steward, known in French as Osbern de Crépon, was the Steward of two Dukes of Normandy and the father of William FitzOsbern, 1st Earl of Hereford, one of William the Conqueror's closest counsellors. Wikipedia
Died: 1040, Le Vaudreuil, France
Children: William FitzOsbern, 1st Earl of Hereford
Parents: Herfast de Crépon
Great grandchildren: Isabel of Breteuil and Raoul II de Montfort, Lord of Montfort and Gael