Margaret was the eldest child of Philip of Artois and Blanche of Brittany. She was a member of the House of Artois. She was married to Louis d'Évreux. By her marriage, Margaret was Countess of Évreux.

Joanna of Aragon was a Catalan noblewoman, the second child of Peter IV of Aragon and his first wife Maria of Navarre. She was an Infanta of Aragon by birth and Countess of Empúries by her marriage. S