Member Information
| Full Name | ♀️ Sibyl Vivonne -  |
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| Birth | #1 | Date of Birth | 1253 |
| Father | William De Forz de Vivonne Knt | ||
| Mother | Maud or Matilda De Ferrers | ||
| Siblings | ♀️ Mabel or Maud Vivonne, ♀️ Cecily Vivonne, ♀️ Joan Jeanne de Vivonne | ||
| Spouse | #1 | Name | Guy de Rochechouart |
| Death | #1 | Date of death | BEF 1313 |