Isabelle was born about 1240, the daughter of Guillaume de Beaumont-Gâtinais and Jeanne d'Aquigny. The place is not known.
She died in 1277. The place is not known.
Her husband was Guy VIII de Montmorency-Laval, who she married in 1260. The place has not been found. Their only known child was Guy IX (c1270-1333).
|
Isabelle de Beaumont-Gâtinais |
Guillaume de Beaumont-Gâtinais |
Jean de Beaumont-Gâtinais |
Adam de Beaumont-Gâtinais |
|||||
|
Alix le Riche |
||||||||
|
Alix de Villemomble |
Robert de Mauvoisin |
+ | ||||||
|
Cécile de Chevreuse |
||||||||
|
Jeanne d'Aquigny |
| | ||||||
| | ||||||||
| | | |||||||
| |
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1240 |
|
|||
| Death | 1277 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | dame de Villemomble et de Passy-sur-Marne |
Note 1