Isabelle de Courtenay
- Deceased on September 29, 1257
Parents
- Robert de Courtenay (c. 1168 - 1239), chevalier, seigneur de Champignelles, grand bouteiller de France
- Mahaut de Mehun (c. 1195 - 1243), dame de Mehun-sur-Yèvre
Family
- Married in 1224, with Renaud de Montfaucon (1185 - 1240)
- Married in 1242 in Salins, with Jean de Chalon, alias Jean de Bourgogne (1190 - 1267), comte d'Auxonne, issuing
