Thibaud de Beaumont-en-Gâtinais

-https://fmg.ac/Projects/MedLands/cfragobs.htm#ThibautBeaumontdied1272

c) THIBAUT de Beaumont (-[Apr 1270/Mar 1272]). Père Anselme records his parentage (no source citation)[240]. Seigneur de Pontarmé et de Neufmarché. “Thibaud de Beaumont” mortgaged property “sis à Vémars” to Sainte-Geneviève by charter dated Apr 1270[241]. He died before [Jan/Mar] 1271 (O.S.), the date of his son-in-law’s charter cited below.

m JEANNE de Senlis Dame de Luzarches-la-Motte, daughter of RAOUL le Bouteiller de Senlis Seigneur de Luzarches-la-Motte et de Coye (part) & his first wife Jeanne de Nemours-Méréville. The primary source which confirms her parentage and marriage has not been identified. Dupuis records that Thibaut de Beaumont acquired “Thiers...vers 1250...par suite de son mariage avec Jeanne fille de Raoul le Bouteiller seigneur de Luzarches et de Coye en partie”, suggesting that Thibaut probably built the castle at Thiers[242].

 Thibaut & his wife had three children: