Eléonore de Châtillon Peerage person ID=709070 Parents Marie of Brittany, Countess of Saint-Pol Guy IV, Count of Saint-Pol Children Robert Mallet, Seigneur de Granville Siblings Isabeau de Châtillon Marie de St Pol Béatrix de Châtillon Jeanne de Châtillon Mahaut of Châtillon John, Count of Saint-Pol Partners Jean III Mallet, Seigneur de Granville