Catherine of Saxony was a princess of Saxony by birth and Electress of Brandenburg by marriage to Frederick II, Elector of Brandenburg. Wikipedia
Born: 1421
Died: August 23, 1476 (age 55 years), Berlin, Germany
Grandchildren: Magnus I, Duke of Saxe-Lauenburg, Barnim X Herzog von Pommern-Wolgast, John IV of Saxe-Lauenburg, and more