Henry VII of Brzeg Duke of Brzeg and ruler of Niemcza (1344–1399) Parents Agnes of Głogów-Żagań Louis I of Brzeg Children Louis II of Brieg Henry IX of Lubin Margaret of Brzeg Siblings Catherine of Brzeg Hedwig of Brzeg, Duchess of Oświęcim Margaret of Brieg Partners Helene von Orlamünde Margaret of Masovia