Marie was the daughter of Guillaume II de Croÿ and Isabeau de Renty. The date and place of her birth have not been found.
Her husband was Mathieu de Fontenay. They were married, but the date and place have not been found. They had no known children.
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Guillaume II de Croÿ |
Jacques II de Croÿ |
Jacques I de Croÿ |
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Marguerite d'Araines |
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Renault de Picquigny |
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Jeanne de Brienne |
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Isabeau de Renty |
André de Renty |
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Marie de Brimeu |
Aléaume de Brimeux |
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Marie de Landas |