Blanche de Ponthieu
- Born in Saint-Riquier
- Deceased in Brimeux
Parents
- Guillaume Ier de Ponthieu, Guillaume Talvas, chevalier, comte de Ponthieu
- Alix de Bourgogne (1080 - 1141)
Family
- Married in Abbeville, with Radulf de Brimeu, seigneur de Brimeu, issuing
Enguerrand- Jeanne (c. 1152 - c. 1209)