Isabelle was the daughter of Anselme de Beauraing but her mother is unknown. The date and place of her birth have not been found.
She died about 1279. The place is not known.
Her husband was Jean I de Brimeux. They were married, but the date and place have not been found. Their only known child was Eustache II (?-1310).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | ABT 1279 |
|