Plésou was the daughter of Pierre V de Rostrenen and Jeanne du Pont-l'Abbé. The date and place of her birth have not been found.
Her husband was Jean de Châlon. They were married, but the date and place have not been found. They had no known children.
Pierre V de Rostrenen |
Pierre IV de Rostrenen |
Pierre III de Rostrenen |
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Jeanne de Parthenay-l'Archevêque |
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Nicole de Vitré |
André III de Vitré |
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Thomasse de la Guerche |
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Jeanne du Pont-l'Abbé |
Geoffroi I du Pont-l'Abbé |
Hervé III du Pont-l'Abbé |
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Plésou de Rostrenen |
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Jeanne de Malestroit |
Payen de Malestroit |
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