Guy IV, Count of Saint-Pol French noble (1254–1317) Parents Matilda of Brabant, Countess of Artois Guy III, Count of Saint-Pol Children John, Count of Saint-Pol Eléonore de Châtillon Mahaut of Châtillon Isabeau de Châtillon Marie de St Pol Béatrix de Châtillon Jeanne de Châtillon Siblings Jacques de Châtillon Hugh II, Count of Blois Blanche of Artois Robert II, Count of Artois Jeanne de Châtillon Béatrice de Châtillon Partners Marie of Brittany, Countess of Saint-Pol