Flandrine was the daughter of Robert I de Coucy and Béatrice de Saint-Pôl. The date and place of her birth have not been found.
Her husband was Guillaume de Gand, who she married in AFT 1157. The place has not been found. They had no known children.
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Robert I de Coucy |
Thomas II de Marle |
Enguerrand I de Boves |
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Ade de Marle |
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Mélisende de Crécy |
Guy de Crécy |
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Béatrice de Saint-Pôl |
Hugues II de Campdavaine |
Hugues I de Saint-Pôl |
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Hélisende de Ponthieu |
Enguerrand II de Ponthieu |
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Adélaïde de Normandie |
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