Jean was born about 1235, the son of Louis I de Sancerre and Blanche de Courtenay. The place is not known.
He died after 1280. The place is not known.
His wife was Marie de Vierzon. They were married, but the date and place have not been found. Their only known child was Louis (1270-1350).
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Jean de Sancerre |
Louis I de Sancerre |
Guillaume I de Sancerre |
Étienne I de Blois |
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|
Alix de Donzy |
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Marie de Charenton |
Eble de Charenton |
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Alix de Sully |
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Blanche de Courtenay |
Robert I de Courtenay |
Pierre I Capet |
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|
Élisabeth de Courtenay |
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|
Mahaut de Mehun-sur-Yèvres |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1235 |
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| Death | AFT 1280 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de Châtillon-sur-Loing |