Oswiu 7th-century Anglo-Saxon king (0612–0670) Parents Acha of Deira Æthelfrith of Northumbria Children Osthryth Ecgfrith of Northumbria Alhfrith of Deira Aldfrith Ælfflæd of Whitby Alhflæd Ælfwine of Deira Siblings Oswald of Northumbria Æbbe of Coldingham Eanfrith of Bernicia Oslac (?) Oslaf (?) Offa (?) Oswudu (?) Partners Fín Rhiainfellt Eanflæd