Margaret of Savoy, Countess of Saint-Pol

Margaret of Savoy, also known as Marguerite de Savoie or Margherita di Savoia, was the eldest surviving daughter of Louis I, Duke of Savoy. She was the wife of Margrave John IV of Montferrat, and later the wife of Peter II of Luxembourg, Count of Saint-Pol, of Brienne, Marle, and Soissons.