誰が Henry IV, Duke of Saxony と結婚しましたか？

Henry IV the Pious, Duke of Saxony (German: Heinrich der Fromme; 16 March 1473, in Dresden – 18 August 1541, in Dresden) was a Duke of Saxony from the House of Wettin. Succeeding his brother George, Duke of Saxony, a fervent Catholic who sought to extinguish Lutheranism by any means possible, Henry established the Lutheran church as the state religion in his domains.

Catherine of Mecklenburg (also Katharina von Mecklenburg) (1487 – 6 June 1561, Torgau), was a German author, and a Duchess of Saxony by marriage to Henry IV, Duke of Saxony. She was the daughter of the Duke Magnus II of Mecklenburg and Sophie of Pomerania-Stettin.