See also
| Husband: | Sieghard IV + of CHIEMGAU (923-980) | |
| Wife: | Willa + of CHIEMGAU (925-980) | |
| Children: | Friedrich II + (946-1000) | |
| Name: | Sieghard IV + of CHIEMGAU | |
| Sex: | Male | |
| Father: | Sieghard III + of CHIEMGAU (900-959) | |
| Mother: | - | |
| Birth | 0923 | |
| Death | 26 Sep 0980 (age 56-57) | |
| Name: | Willa + of CHIEMGAU | |
| Sex: | Female | |
| Father: | Bernhard + of CHIEMGAU (904-960) | |
| Mother: | Engilrat + of CHIEMGAU (904- ) | |
| Birth | 0925 | |
| Death | 0980 (age 54-55) | |
| Name: | Friedrich II + | |
| Sex: | Male | |
| Birth | 0946 | |
| Occupation | Count of Sieghardinger | |
| Title | Count of Sieghardinger | |
| Death | 1000 (age 53-54) | |