Louis I, Count of Nevers
Louis I was suo jure Count of Nevers and jure uxoris Count of Rethel.
Louis was a son of Robert III, Count of Flanders, and Yolande, Countess of Nevers. He succeeded his parents as Count of Nevers. In December 1290, he married Joan, Countess of... Wikipedia
Born: 1272
Died: July 22, 1322 (age 50 years), Paris, France
Great-grandparents: William II of Dampierre, Hugh IV, Duke of Burgundy, Margaret II, Countess of Flanders, and more
Children: Louis I, Count of Flanders and Joanna of Flanders
Great grandchildren: Margaret III, Countess of Flanders, Arthur III, Duke of Brittany, John V, Duke of Brittany, and more
Grandchildren: Louis II, Count of Flanders, John IV, Duke of Brittany, and Joan of Brittany, Baroness of Drayton