| Male Josceline De Courtenay |
| Birth | 1034 | |
| Death | 1161 | |
| Burial | ||
| Marriage | ||
| Father | Athon De Courtenay | F3775 Group Sheet | |
| Mother | ||
| Female Isabel De Montlh?ry |
| Birth | 1040 | |
| Death | Yes, date unknown | |
| Burial | ||
| Father | Seigneurde Montlh?ry Guy I | F3776 Group Sheet | |
| Mother | Hodierne De Gometz | F3776 Group Sheet | |