Guy I, Count of Blois

French noble (1298–1342)

Parents

• Beatrix of Flanders
• Hugh II, Count of Blois

Children

• Louis II, Count of Blois
• Mary of Chatillon
• Charles, Duke of Brittany

Siblings

• Jean de Châtillon-sur-Marne, Seigneur de Château-Renault

Partners

• Margaret of Valois, Countess of Blois