William married Sibylla d'Anjou in 1123. Sibylla (daughter of Fulk V "The Younger" d'Anjou, Count of Anjou King of Jerusalem and of Maine Ermengarde de la Fletche) was born in 1112 in Anjou, Isère, Rhône-Alpes, France; died in 1165 in Abbey of St. Lazarus, Bethany, Palastine. [Group Sheet] [Family Chart]
