Mary, Countess of Blois

Countess suo jure of Blois (1203–1241)

Parents

• Walter II of Avenses
• Margaret of Blois

Children

• Walter IV. von Châtillon
• Guy III, Count of Saint-Pol
• John I, Count of Blois

Siblings

• Beatrice II, Countess of Burgundy
• Joan I, Countess of Burgundy

Partners

• Hugh I, Count of Blois