Kurš apprecējās ar Anna of Brunswick-Grubenhagen-Einbeck?

Anna of Brunswick-Grubenhagen-Einbeck (1414 – 4 April 1474) was a daughter of Duke Eric I of Brunswick-Grubenhagen and his wife, Elisabeth of Brunswick-Göttingen, daughter of Otto I, Duke of Brunswick-Göttingen.

Anna's first marriage was with Duke Albert III of Bavaria. They had the following children:

• John IV (1437–1463), Duke of Bavaria
• Ernest (1438–1460)
• Sigismund of Bavaria (1439–1501)
• Albert (1440–1445)
• Margaretha (1442–1479), married in 1463 with Marquess Frederick I of Mantua
• Elisabeth (1443–1484), married in 1460 with Elector Ernest of Saxony (1441–1486)
• Albert IV (1447–1508)
• Christopher (1449–1493)
• Wolfgang (1451–1514)
• Barbara, a nun in Munich

After Albert's death, she married Duke Frederick III of Brunswick-Calenberg-Göttingen. This marriage remained childless.

Albrecht III. der Fromme (* 27. März 1401 in Wolfratshausen; † 29. Februar 1460 in München) aus dem Hause Wittelsbach war Herzog von Bayern-München. Sein Name ist mit der Affäre um Agnes Bernauer verbunden; für die weitere Zeit prägend wurden seine Förderung der Künste und der Kirche, aber auch die Vertreibung der Juden.

Frederick III "the restless" of Brunswick-Göttingen-Calenberg (born: 1424; died: 5 March 1495 in Hann. Münden), was a son of Duke William the Victorious of Brunswick-Lüneburg and Cecilia of Brandenburg. He became Duke of Brunswick-Lüneburg together with his brother William IV in 1482. However, he was deposed in 1484.