Noblesse

Isabeau de COURTENAY, daughter of Robert de COURTENAY and Mahaud de MEHUN-SUR-YÈVRE, was born in 1219 and died on September 29, 1257 at the age of 38. She married Jean Le Sage de CHALON, son of Etienne Iii de BOURGOGNE-IVRÉE and Béatrix de THIERS, in 1242. He was born in 1190 and died on October 7, 1267 at the age of 77.

Jean de CHALON, seigneur de Rochefort, son of Jean Le Sage de CHALON and Isabeau de COURTENAY, was born in 1243 and died in 1309 at the age of 66. He married 3 times. The first time he married Isabelle de LORRAINE, daughter of Matthieu Ii de LORRAINE and Catherine de LIMBOURG, in 1258. She died in May 1266. The second time he married Alix de BOURGOGNE, daughter of Eudes de BOURGOGNE and Mahaut de BOURBON, on November 8, 1268. She was born in 1251 and died in 1279 at the age of 28. The third time he married Marguerite de BEAUJEU, daughter of Louis de FOREZ and Eléonore de SAVOIE, on September 12, 1290. She died after 1338.

Pierre de CHALON, seigneur de Châtelbin, son of Jean Le Sage de CHALON and Isabeau de COURTENAY. He died in 1273.

Blanche de CHALON, daughter of Jean Le Sage de CHALON and Isabeau de COURTENAY. She married 2 times. The first time she married Guichard de BEAUJEU, son of Humbert de BEAUJEU and Marguerite de BAUGÉ, in 1260. He died in 1265. The second time she married Béraud Ix de MERCOEUR, son of Béraud Viii Le Grand de MERCOEUR and Béatrice de BOURBON, in 1268. He was born in 1238 and died in 1275 at the age of 37.

Guillaume de CHALON, comte d'Auxerre, son of Jean de CHALON and Alix de BOURGOGNE, was born about 1270 and died on August 17, 1304. He married Eléonore de SAVOIE, daughter of Amédée V de SAVOIE and Sibylle de BAUGÉ, on January 19, 1292. She was born estimated 1274 and died in 1324.