| Male Diederik van Westfalen |
| Birth | ||
| Death | ||
| Burial | ||
| Marriage | ||
| Father | Wigbert van Saksen | F2898 Group Sheet | |
| Mother | Mathilde van Saksen | F2898 Group Sheet | |
| Female Reginhilde van Midden-Friesland |
| Birth | ||
| Death | ||
| Burial | ||
| Father | Godfried van Haithabu | F2409 Group Sheet | |
| Mother | Gisela van Lotharingen | F2409 Group Sheet | |
| Male + Lambert van Leuven [*] |
| Birth | ||
| Death | ||
| Burial | ||
| Spouse | .............. van de Betuwe | F2054 | |
| Marriage | ||