Frederick I of Liegnitz › Children
Duke of Chojnów, Strzelin, Oława, Legnica, Brzeg and Lubin
Frederick I of Liegnitz, was a Duke of Chojnów and Strzelin from 1453, of Oława and Legnica from 1454, of Brzeg from 1481 and of Lubin from 1482. Wikipedia