Princess Dorothea of Denmark was the Duchess of Brunswick-Lüneburg from 1561 until 1592 as the consort of Duke William the Younger. She was regent for her son George from 1592 to 1596. Wikipedia
Born: June 29, 1546, Kolding, Denmark
Died: January 6, 1617 (age 70 years), Winsen, Germany
Parents: Dorothea of Saxe-Lauenburg and Christian III of Denmark
Grandparents: Frederick I of Denmark, Anna of Brandenburg, Magnus I, Duke of Saxe-Lauenburg, and more
Spouse: William the Younger, Duke of Brunswick (m. 1561–1592)