Jean was born about 1230, the son of unknown parents. The place is not known.
He died in 1274. The place is not known.
His wife was Héloïse de Montdidier. They were married, but the date and place have not been found. Their only known child was Marie (c1270-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1230 |
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| Death | 1274 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de l'Isle-Adam |