John, Duke of Ziębice-Oleśnica Duke of Ziębice, Duke of Oleśnica and Count of Kłodzko (1509–1565) Parents Anna of Sagan Charles I, Duke of Münsterberg-Oels Children Charles Christopher, Duke of Münsterberg Siblings Hedwig of Münsterberg-Oels Joachim of Münsterberg-Oels George II, Duke of Münsterberg-Oels Henry II, Duke of Münsterberg-Oels Margarethe, Herzogin von Münsterberg Ursula, Herzogin von Münsterberg Partners Margarete of Brunswick-Wolfenbüttel
