Isabeau was the daughter of Robert III d’Ailly and Nelly du Breucq. The date and place of her birth have not been found.
Her husband was Jean d’Argies. They were married, but the date and place have not been found. They had no known children.
Robert III d’Ailly |
Robert II d’Ailly |
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Guillemette de Gomignies |
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Nelly du Breucq |
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