Isabelle was the daughter of Pierre-Armand IX de Chalençon-Polignac and Marguerite Lourdin de Saligny. The date and place of her birth have not been found.
She died in 1438. The place is not known.
Her husband was Louis de Montlaur. They were married, but the date and place have not been found. They had no known children.
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Isabelle de Polignac |
Pierre-Armand IX de Chalençon-Polignac |
Guillaume de Chalençon |
Guy de Chalençon |
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Isabeau d'Auvergne |
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Valpurge de Polignac |
Jean de Polignac |
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Marguerite de Roquefeuil |
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Marguerite Lourdin de Saligny |
Guillaume de Chastel Guillaume dit Lourdin de Saligny |
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Catherine de la Mothe Saint Jean |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Death | 1438 |
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