| Eltern | Geschwister | Kinder |
| Baudouin de Hainault | ||
| Ida Henegouwen | Basilia Coucy | |
| Ida Lorraine | Baudouin Hainault | Ida Coucy |
| Adelheid Henegouwen | ||
| Arnulf Henegouwen | ||
| Alix Henegouwen | ||
| Richilde Hainault | ||
| Melisende Rethel | ||
| Alix de Rethel | ||
| Hodierna Rethel | ||
| Joveta Rethel | ||
| Partner | ||
| Thomas Coucy |