Dorothea of Brunswick-Lüneburg was a daughter of Duke William "the younger" of Brunswick-Lüneburg and his wife, Dorothea of Denmark, Duchess of Brunswick-Lüneburg.
She married Count Palatine Charles I of Zweibrücken-Birkenfeld. Wikipedia
Born: January 1, 1570
Died: August 15, 1649 (age 79 years), Birkenfeld, Germany
Great-grandparents: Frederick I of Denmark, Anna of Brandenburg, Henry I, Duke of Brunswick, and more
Grandparents: Dorothea of Saxe-Lauenburg, Christian III of Denmark, Ernest I, Duke of Brunswick, and more