Béatrice de Châtillon
Parents
- Guy de Châtillon, Guy III de Châtillon (c. 1228 - 1289), comte de Saint-Pol
- Mahaut de Brabant (c. 1224 - 1288)
Family
- Married with Jean de Brienne, comte d'Eu, issuing
Mathilde- Isabelle
- Marguerite
Jean ( - 1302)- Jeanne (c. 1280 - 1325)