Henry IV, Count of Holstein-Rendsburg
Henry IV, Count of Holstein-Rendsburg was Count of Holstein-Rendsburg and Duke of Schleswig from 1404 until his death. Wikipedia
Born: 1397
Died: May 28, 1427 (age 30 years), Flensburg, Germany
Great-grandparents: Gerhard III, Count of Holstein-Rendsburg, Euphemia of Sweden, Sophia of Brandenburg, and more