Isabeau was the daughter of Engelbert II d'Enghien but her mother is unknown. The date and place of her birth have not been found.
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Engelbert II d'Enghien |
Engelbert I d'Enghien |
Gauthier III d'Enghien |
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Isabeau de Brienne |
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Marie de Lalaing |
Simon II (V) de Lalaing |
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