Who married Margaret of Opava?

Margaret of Opava (Czech: Markéta Opavská, Silesian: Margaret s Uopawje, German: Margaret von Troppau, Polish: Małgorzata opawska; 1330–1363) was the youngest daughter of Nicholas II of Opava, (grandson of Přemysl II, Otakar, King of Bohemia) and his third wife Anna of Racibórz. She became Margravine consort of Moravia by her marriage to John Henry of Moravia (1353).

Margaret was buried in Saint Thomas, Brno.

John Henry of Luxembourg (Czech: Jan Jindřich, German: Johann Heinrich; 12 February 1322 – 12 November 1375), a member of the House of Luxembourg, was Count of Tyrol from 1335 to 1341 and Margrave of Moravia from 1349 until his death.