Marie Agnès de Mont-Saint-Jean

• 
• Born in 1235 in Mont-Saint-Jean
• Deceased in 1301, at the approximate age of 65 years

Parents

• Guillaume III de Mont-Saint-Jean (c. 1210 - c. 1256), chevalier, seigneur de Mont-Saint-Jean
• Marie des Barres (c. 1205 - 1239), dame de La Ferté Alais

Family

• Married in 1240, with Gérard de Sabran (1208 - 1263), seigneur de Cressia, issuing
  • Isabelle (c. 1255 - 1318)
  • Louise