Wie trouwde met Margaret of Masovia?

Margaret of Masovia Polish: Małgorzata (before 1358 – 14 May 1388/4 April 1396) was Duchess of Pomerania and Brzeg, by her marriages to Casimir IV, Duke of Pomerania and then to Henry VII of Brzeg. She was a member of the House of Piast.

Margaret was a daughter of Siemowit III of Masovia and his wife Euphemia of Opawa. Her paternal grandparents were Trojden I of Masovia and his wife Maria, daughter of Yuri I of Galicia and Euphemia of Kuyavia.

Casimir IV (Polish: Kazimierz IV or Kaźko Słupski, German: Kasimir IV or Kasimir V; 1351 – 2 January 1377) was a duke of Pomerania in Pomerania-Stolp since 1374.

Hendrik VII van Brieg bijgenaamd met de Schram (circa 1344 - 11 juli 1399) was van 1398 tot 1399 hertog van Brieg. Hij behoorde tot het huis Piasten.