Individual Details
Count Hermann I von Kalvelage
( - )
Families
| Spouse | Ethelinde of Northeim (1050 - 1075) |
| Child | Hermann I, Count of Ravensberg (1070 - 1144) |
( - )
| Spouse | Ethelinde of Northeim (1050 - 1075) |
| Child | Hermann I, Count of Ravensberg (1070 - 1144) |