Jean was the son of Étienne I de Blois and Alix de Donzy. The date and place of his birth have not been found.
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Étienne I de Blois |
Thibaut de Blois |
Étienne-Henri II de Blois |
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Adèle de Normandie |
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Mechtild von Kärnten |
Engelbert II von Sponheim |
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Uta von Passau |
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Alix de Donzy |
Geoffroy III de Donzy |
Hervé II de Donzy |
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Narjot I de Toucy |
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Ermgarde |