John II, Count of Blois

John II of Châtillon was a French nobleman of the House of Châtillon who held lands in France and the Low Countries. He was count of Blois and Dunois from 1372 until his death, lord of Avesnes, Schoonhoven, Gouda, Beaumont, Chimay and Waarde, and served as stadtholder of Holland and Zeeland during absences of Count Albert of Bavaria. Through his marriage to Matilda of Guelders, he was also a claimant jure uxoris to the Duchy of Guelders from 1372 until 1379.