Northumbria ( 616 - 633 ), was the son of Aella of Deira and the brother of Aethelric of Deira . The name 'Eadwine' is Old English for 'wealthy friend'. He was married to St Ethelburga of Kent (Ethelburga of Lyminge ; Æthelburg of Kent ; Æthelburh, Ædilburh). According to Bede ,