Jean was born about 1120, the son of unknown parents. The place is not known.
His wife was Gasceline de Montfort-le-Hédé. They were married, but the date and place have not been found. Their only known child was Hermine (1152-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1120 |
|
Note 1