Marie of Artois margravine of Namur (1291–1365) Parents Blanche of Brittany Philippe d'Artois Children John II, Marquis of Namur William I, Marquis of Namur Guy II, Marquis of Namur Henri de Dampierre Marie of Namur Philip III, Marquis of Namur Robert of Namur Blanche of Namur Siblings Joan of Artois, Countess of Foix Margaret of Artois Isabelle d'Artois Robert III of Artois Catherine d’Artois Partners John I, Marquis of Namur
