Catherine of Saxony was a princess of Saxony

Electorate of Saxony

The Electorate of Saxony , sometimes referred to as Upper Saxony, was a State of the Holy Roman Empire. It was established when Emperor Charles IV raised the Ascanian duchy of Saxe-Wittenberg to the status of an Electorate by the Golden Bull of 1356...

 by birth and Electress of Brandenburg by marriage.

Life

Catherine was a daughter of the Elector Frederick I of Saxony

Frederick I, Elector of Saxony

Frederick IV of Meissen and Elector of Saxony was Margrave of Meissen and Elector of Saxony from 1381 until his death. He is not to be confused with his cousin Frederick IV, Landgrave of Thuringia, the son of Balthasar, Landgrave of Thuringia...

 (1370–1428) from his marriage to Catherine of Brunswick-Lüneburg

Catherine of Brunswick-Lüneburg

Catherine of Brunswick-Lüneburg was a member of the House of Welf, a princess of Brunswick-Lüneburg and by marriage, the Electress of Saxony.- Life :...

 (1395–1442), daughter of Duke Henry I, Duke of Brunswick-Lüneburg

Henry I, Duke of Brunswick-Lüneburg

Henry , Duke of Brunswick-Lüneburg, called the Admirable , was the first ruler of the Principality of Grubenhagen....

.

On 11 June 1441 Catherine married in Elector Frederick II of Brandenburg

Frederick II, Elector of Brandenburg

Frederick II of Brandenburg , nicknamed "the Iron" and sometimes "Irontooth" , was a Prince-elector of the Margraviate of Brandenburg from 1440 until his abdication in 1470, and was a member of the House of Hohenzollern.-Biography:Frederick II was born in Tangermünde to Frederick I, Brandenburg's...

 (1413–1471) in Wittenberg

Wittenberg

Wittenberg, officially Lutherstadt Wittenberg, is a city in Germany in the Bundesland Saxony-Anhalt, on the river Elbe. It has a population of about 50,000....

. Frederick had earlier asked for Catherine's hand unsuccessfully. The promise of marriage was finally made as part of a contract that settled the conflict between Brandenburg and Saxony over the ownership of Lusatia

Lusatia

Lusatia is a historical region in Central Europe. It stretches from the Bóbr and Kwisa rivers in the east to the Elbe valley in the west, today located within the German states of Saxony and Brandenburg as well as in the Lower Silesian and Lubusz voivodeships of western Poland...

 and sealed an alliance between the two countries. The marriage turned out to be an unhappy one. Frederick had numerous affairs, and his son Erasmus was born out of wedlock.

The last years of their marriage the couple spent entirely separate, with Frederick living in Franconia

Franconia

Franconia is a region of Germany comprising the northern parts of the modern state of Bavaria, a small part of southern Thuringia, and a region in northeastern Baden-Württemberg called Tauberfranken...

 and Catherine living in the Mark Brandenburg

Mark Brandenburg

Mark Brandenburg may refer to:*Mark Brandenburg *The historical Margraviate of Brandenburg in Germany*The historical Province of Brandenburg in Germany*The present-day federal state of Brandenburg in Germany...

.

Issue

Catherine had three children with Frederick:

• Dorothea (1446–1519)

married in 1464 Duke John V of Saxe-Lauenburg

John V, Duke of Saxe-Lauenburg

John V of Saxe-Lauenburg was the eldest son of Duke Bernard II of Saxe-Lauenburg and Adelheid of Pomerania-Stolp , daughter of Duke Bogislaus VIII of Pomerania-Stolp...

 (also counted IV; 1439-1507)

• Margaret
  Margaret of Brandenburg (1450-1489)
  Margaret of Brandenburg was a princess of Brandenburg by birth and by marriage Duchess of Pomerania.- Life :...
  
   (born: 1449 or 1450; died: 1489)

married in 1477 Duke Bogislaw X of Pomerania

Bogislaw X, Duke of Pomerania

Bogislaw X of Pomerania, the Great, was Duke of Pomerania from 1474 until his death in 1523.Bogislaw was born in Rügenwalde into the House of Pomerania . His father was Eric II, Duke of Pomerania-Wolgast, his mother was the duchess Sophia of Pomerania, both distant relatives of the House of...

 (1454-1523)

• John (-1454)

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