John II Duke of Opava Biography

John II Duke of Troppau (also known as John the Pious of Leobschütz John of Głubczyce Czech: Jan III Opavský or Jan Pobožný; c. 1425 – c. 1485) was a Duke of Silesia from the Opava branch of the Přemyslid dynasty. He was co-ruler of the Duchy of Opava from 1445/1457 to 1464 and of the Duchy of Głubczyce from 1445/1457 until his death.