Bertrande was the daughter of Pierre d'Illiers and Marguerite de Taillecoul. The date and place of her birth have not been found.
Her husband was Guillaume VI de Prunelé, who she married in 1449. The place has not been found. They had no known children.
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Pierre d'Illiers |
Guillaume V d'Illiers |
Geoffroy IV d'Illiers |
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Marguerite de Taillecoul |
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