Adolph I, Duke of Cleves
Member of the House of La Marck
Adolph I of Cleves was the second Count of Cleves and the fourth Count of Mark. Wikipedia
Born: August 2, 1373
Died: September 23, 1448 (age 75 years), Wesel, Germany
Great-grandparents: Engelbert II of the Mark, Dietrich VIII, Count of Cleves, Joanna of Hainaut, and more
Grandchildren: John II, Duke of Cleves, Engelbert, Count of Nevers, Louis XII, and more
Parents: Adolf III of the Marck and Margaret of Jülich