Oswald was King of Northumbria from 634 until his death, and is venerated as a saint, of whom there was a particular cult in the Middle Ages.
A 12th-century painting of St Oswald in Durham Cathedral
Oswald crowned as a king from a 13th-century manuscript
St Oswald relic receptacle, Hildesheim, 12th century
Saint Oswald's church, Bad Kleinkirchheim, Carinthia, one of many churches and place names which commemorate Oswald
Edwin, also known as Eadwine or Æduinus, was the King of Deira and Bernicia – which later became known as Northumbria – from around 616 until his death. He was the second monarch to rule both of these
Oswald of Northumbria
…eventually killed in the battle of the River Idle around 616 by Raedwald of East Anglia. This defeat meant that an exiled member of the Deiran royal line, Edwin (Acha's brother), became king of Northumbria and Oswald and his brothers fled to the north. Oswald thus spent the remainder of his youth in the Scottish…
Stained glass image of St. Edwin of Northumbria at St Mary, Sledmere, Yorkshire.
Depiction of Edwin from John Speed's 1611 "Saxon Heptarchy".