Marie de Namur Peerage person ID=527899 (d. 1412) Parents Caterina di Savoia-Vaud William I, Marquis of Namur Children Marie de Breban Siblings John III, Marquis of Namur Jean du Bois, Siegneur de la Maison Fort William II, Marquis of Namur Partners Pierre de Bréban Guy II, Count of Blois