Isabelle was born after 1102, the daughter of Robert I de Beaumont-le-Roger and Isabelle de Vermandois. The place is not known.
She died after 1172. The place is not known.
She had three marriages/partners. Her first partner was Henri I de Normandie, but they were never married. Their only known child was Isabelle (c1120-?).
Her second husband was Gilbert I de Brionne, who she married in 1130. The place has not been found. Their five known children were Richard (<1035-<1090), Esilie (1028-1072), Roger (1029-?), Baldwin (?-c1090) and Adèle (>1000-?).
Her third husband was Hervé de Montmorency. They were married, but the date and place have not been found. They had no known children.
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Isabelle de Beaumont-le-Roger |
Robert I de Beaumont-le-Roger |
Roger de Beaumont |
Onfroi de Vieilles |
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Adéline de Meulan |
Galéran III de Meulan |
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Oda de Conteville |
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Isabelle de Vermandois |
Hugues I de Vermandois |
Henri I Capet |
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Anna de Kiev |
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Adélaïde de Vermandois |
Herbert IV de Vermandois |
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Alix de Valois |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | AFT 1102 |
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| Death | AFT 1172 |
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