Casimir II was the duke of Pomerania-Demmin from 1187 until his death. He was succeeded by Wartislaw III, Casimir's son with princess Ingardis of Denmark. Wikipedia
Born: 1180, Western Pomerania
Died: 1219 (age 39 years), Western Pomerania
Grandchild: Barbara van Pommeren
Grandparents: Wartislaw I, Duke of Pomerania, Mieszko III of Poland, and Eudoxia of Kiev
Children: Wartislaw III, Duke of Pomerania and Elizabeth of Pomerania
Parents: Bogusław I, Duke of Pomerania and Anastasia of Greater Poland