Marie de Dammartin

• 
• Deceased in 1279

Parents

• Simon de Dammartin, comte d'Aumale
• Marie de Ponthieu (1199 - 1250)

Family

• Married in 1240, with Jean de Pierrepont (c. 1205 - c. 1251), comte de Roucy, issuing
  • Jean (c. 1240 - 1282)
  • N
  • Ermengarde ( - aft. 1288)