John III, Duke of Cleves
Member of the House of La Marck
John III, Duke of Cleves and Count of Mark, known as John the Peaceful, was the Lord of Ravensberg, Count of Mark, and founder of the United Duchies of Jülich-Cleves-Berg. Wikipedia
Born: November 10, 1490, Deggendorf, Germany
Died: February 6, 1539 (age 48 years)
Spouse: Maria of Jülich-Berg (m. 1509–1539)
Children: William, Duke of Jülich-Cleves-Berg, Sibylle of Cleves, Amalia of Cleves, and more
Parents: John II, Duke of Cleves and Matilda of Hesse
Great-grandparents: Adolph I, Duke of Cleves, Mary of Burgundy, Duchess of Cleves, John II, Count of Nevers, and more
Grandchildren: John William, Duke of Jülich-Cleves-Berg, Marie Eleonore of Cleves, Anna of Cleves, and more