Gasce was the son of unknown parents. The date and place of his birth have not been found.
He died in 1073. The place is not known.
His wife was Frohelina de Dreux. They were married, but the date and place have not been found. Their three known children were Robert (?-?), Gasce (?-?) and Hugues I (?-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1073 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de Châteauneuf-en-Thymerais |