| Eltern | Geschwister | Kinder |
| Ethelinde Northeim | ||
| Ida Northeim | ||
| Mechtild Northeim | ||
| Oda Werl | ||
| Otto Northeim | Siegfried Northeim-Boineburg | Mathilde Beiclingen |
| Koenraad Beichlingen | Adele Nordheim | |
| Richenza Zwaben | Hendrik Northeim | Kunegonda Nordheim |
| Partner | ||
| Kunigunde Meissen |