Rene I De Mailly 
Rene I De's father was Antoine De Mailly and his mother was Jacqueline D' Astarac. His paternal grandparents were Jean IV De Mailly and Isabeau D' Ailly. He was an only child. He died after 1569.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.~ 1370 d.25 Oct 1415 in Battle of Azincourt
- b.~ 1405 d.> 1468
- b.~ 1375 d.16 Sep 1456
- d.>30 Jun 1484
- d.> 1501
- b.~ 1485 d.1519
- b.~ 1360 d.25 Oct 1415 in Azincort, France
- b.~ 1395
- b.~ 1376
- b.~ 1425 d.1492
- b.~ 1370 d.1408
- b.~ 1400
- b.~ 1378 d.1438
- d.>09 Jul 1519
- b.28 May 1371 in Dijon, France d.10 Sep 1419 in Murdered in Montereau
- b.30 Jun 1396 in Dijon, France d.15 Jun 1467 in Bruges, France
- b.1363 d.1424
- b.~ 1438 d.03 Nov 1470
- b.~ 1415
- d.> 1569
- d.> 1549
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Rene I De and Marie De were married in a religious ceremony on December 3rd, 1527. They had a son named Thibault De.