| Count Siegfried von Sponheim & Richardis Lavent | |
| Husband | Wife |
| Count Siegfried von Sponheim | Richardis Lavent |
|
b: about 1000 Sponheim, Rhineland d: 5 Jul 1065 |
b: about 1000 d: after 9 Jul 1064 |
| Marriage: before 1023. | |
| Parents | |
| Count Eberhard Loeben (~0975 - 1023) | Count Engelbert Pusterhal (~0980 - 1039) |
| Hedwig (~0975 - ) | Luitgard Istria (~0980 - <1051) |
| Grand Parents | |
| Count Airbo IV Loeben (~0940 - 0973) | Count Frederick I Pusterhal (~0955 - ) |
| Guntperga (~0950 - ) | Noname Chiemgau (~0955 - ) |
| Children (Family Detail) | |
| Count Engelbert I of Lavanthal | - b: before 1045 Of, Karnten, Austria |