William IV of Aquitaine
Duke of Aquitaine (963 – 995)
Nicknamed ‘Bras-der-Fer’ (Iron-Arm)
Born (c937) – Died (995)

Father – William III of Aquitaine
Mother – Adela of Normandy (1)

William was married (c960) to Emma of Normandy (1)
Children :

• Adelaide of Poitou
• William V of Aquitaine