Marguerite De Brienne 
Marguerite De was born about 1337. Marguerite De's father was Jean De Beaumont and her mother is Marguerite De Poitiers. Her maternal grandparents were Aymar V De Poitiers-Valentinois and Sybille Des Baux. She was an only child. She died after 1373.General Notes
SOURCES: LDS FHL Ancestral File # (familysearch.org)
WEB:
"Ancestors/Descendants of Royal Lines" (Contributors: F. L. Jacquier (History of Charlemagne by Christian Settipani); L. Orlandini, Manuel Abranches de Soveral, Reynaud de Paysac, F.L. J P de Palmas (Aurejac et Tournemire; Frankish line; The Complete Peerage}, Jacquier (Genealogy of Lewis Carroll, Justin Swanstrom, The Royal Families of England Scotland & Wales by Burkes Peerage; Debrett's Peerage & Baronage; Table of descendants French Canadian Genealogical Society; Families of Monfort-sur-Risle & Bertrand de Bricquebec; The Dukes of Normandy, XXXXI), A. Brabant ("Dynastie Montmorency, Michel d'Herbigny), Paul Leportier, Claude Barret, H.R. Moser (Burke Peerage), O.Guionneau, L.B. de Rouge, E. Polti, N. Danican (Britain's Royal Families; Buthlaw, Succession of Strathclyde, the Armorial 1961-62) A.Terlinden (Genealogy of the existing British Peerage, 1842), L. Gustavsson, C. Cheneaux, E. Lodge, S. Bontron (Brian Tompsett), R. Dewkinandan, H. de la Villarmois, C. Donadello; Scevole de Livonniere, H. de la Villarmois, I. Flatmoen, P. Ract Madoux (History of Morhange; Leon Maujean; Annuaire de Lorraine, 1926; La Galissonniere: Elections d'Arques et Rouen), Jean de Villoutreys (ref: Georges Poull), E. Wilkerson-Theaux (Laura Little), O. Auffray, A. Brabant (Genealogy of Chauvigny of Blot from "Chanoine Prevost Archiviste du Diocese de Troyes Union Typographique Domois Cote-d'Or 1925), Emmanuel Arminjon (E Levi-Provencal Histoire de l'Espagne Andalouse), Y. Gazagnes-Gazanhe, R. Sekulovich and J.P. de Palmas ("notes pierfit et iconographie Insecula", Tournemire), H de Riberolles (Base Tournemire), Franck Veillon; ,(Histoire Généalogique de la Maison de Hornes, Bruxelles 1848; Notice Historique Sur L'Ancien Comté de Hornes, Gand 1850; Europäische Stammtafeln, Marburg 1978); E.Driant / "La Maison de Damas" par Hubert Lamant, 1977 (Bibliothèque municipale d'Eaubonne)
........... http://geneastar.org.
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Ancestor Pedigree Chart
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*There are earlier generations for the ancestor(s) indicated. See their page(s) for details (click name)
- b.1302 d.<21 Jan 1355
- b.~ 1337 d.> 1373
- b.~ 1202 d.BET 1226 AND 1227
- b.< 1228 d.1277
- b.~ 1205
- b.~ 1242
- b.~ 1195 d.25 Jul 1250 in Egypt
- b.~ 1228
- b.~ 1200 d.~ 1252
- b.~ 1270 d.BET 1339 AND 1340
- b.1190 d.30 Sep 1267
- b.1220 d.12 Nov 1266
- b.<May 1193 d.26 Mar 1242
- b.~ 1250
- b.~ 1171 d.07 May 1234
- b.~ 1222 d.08 Mar 1279
- b.~ 1193 d.1231
- b.~ 1320
- b.~ 1174 d.BET 1239 AND 1240
- b.~ 1198
- b.~ 1178 d.~ 1234
- b.~ 1238 d.BET 1304 AND 1305
- b.~ 1175
- b.~ 1214
- b.~ 1180 d.> 1260
- b.~ 1282 d.1360
- b.~ 1202 d.BET 1226 AND 1227
- b.< 1228 d.1277
- b.~ 1205
- b.~ 1242
- b.~ 1195 d.25 Jul 1250 in Egypt
- b.~ 1228
- b.~ 1200 d.~ 1252
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They had a daughter named Jeanne De.