Tags: Noble.
Guy I of Blois-Châtillon (died August 12 1342) son of Hugh II of Châtillon and Beatrix of Dampierre was count of Blois and lord of Avesnes 1307–1342.In 1310 he married Margaret of Valois daughter of Charles of Valois and sister of Philip VI of France. They had three children:Louis I of Châtillon (d. 1346)Charles of Blois (d.