Frederick Ulrich, Duke of Brunswick-Lüneburg, was prince of Wolfenbüttel from 1613 until his death. Wikipedia
Born: April 5, 1591, Wolfenbüttel, Germany
Died: August 11, 1634 (age 43 years), Braunschweig, Germany
Uncle: Christian IV of Denmark
Great-grandparents: Henry V, Duke of Brunswick-Lüneburg, Christian III of Denmark, Joachim II Hector, and more
Grandparents: Julius, Duke of Brunswick-Lüneburg, Frederick II of Denmark, Sophie of Mecklenburg-Güstrow, and more