Wartislaw IX, Duke of Pomerania

Duke Wartislaw IX of Pomerania-Wolgast was the eldest son of the Duke Barnim VI, Duke of Pomerania and Veronica of Hohenzollern, daughter of Frederick V, Burgrave of Nuremberg. He reigned from 1417 until his death in 1457 and he married Sophia of Saxe-Lauenburg-Ratzeburg in 1420. She was the daughter of Eric IV, Duke of Saxe-Lauenburg. They had 4 children: Eric II, Wartislav X, Elizabeth and Christopher.