Isabeau D' Ancenis 
Isabeau D' was born about 1362. Isabeau D''s father is Renaud D' Ancenis and her mother is Isabeau De Clisson. Her maternal grandfather was Amaury De Clisson and her maternal grandmother is Isabeau De Ramefort. She is an only child.General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, H.R. Moser <Burke Peerage>, L. Orlandini, O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842>, L. Gustavsson, C. Cheneaux, and E. Lodge) 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.~ 1330
- b.~ 1362
- b.~ 1200
- b.~ 1236 d.~ 1307
- b.< 1202 d.> 1269
- b.~ 1278
- b.~ 1250
- b.~ 1304 d.30 Jun 1347 in La Roche-Derrien, France
- b.~ 1231 d.1277
- b.1259 d.11 Feb 1292 in Paris, France
- b.~ 1232 in Lusignan, VIenne, France d.02 Jan 1299
- b.~ 1280
- b.~ 1220 d.~ 1286
- b.~ 1259 d.28 Sep 1306
- b.~ 1225 d.19 May 1280
- b.~ 1332
- b.~ 1305
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They had a daughter named Catherine Du.