Marguerite de Mayenne was born circa 1210 to Juhel III de Mayenne (1166-1220) and Gervaise de Vitré (c1185-c1238) and died 1249 of unspecified causes. Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, Rollo of Normandy (860-932)/s.
Children
| Offspring of Marguerite de Mayenne and Henri II d'Avaugour (1205-1281) | |||
| Name | Birth | Death | Joined with |
| Alain II d’Avaugour (1224-c1275) | 1224 | 1272 | Clémence de Beaufort (c1232-1263) Clémence de Beaufort (c1232-1263) Marie de Beaumont-Gâtinais |
| Juhel d’Avaugour | |||
| Geoffroi d’Avaugour | |||
| Henri d’Avaugour | |||
| Marie d’Avaugour | |||
| Jeanne d’Avaugour | |||
Footnotes (including sources)
| ‡ General |
