| Male Friedrich I van Diessen | 
| Birth | ||
| Death | ||
| Burial | ||
| Marriage | ||
| Father | Berthold I van Beieren | F2004 Group Sheet | |
| Mother | ............. van Lotharingen | F2004 Group Sheet | |
| Female Hemma van Oenningen | 
| Birth | ||
| Death | ||
| Burial | ||
| Father | Kuno van Oenningen | F2783 Group Sheet | |
| Mother | Richlinde | F2783 Group Sheet | |
| Male + Berthold II van Diessen | 
| Birth | ||
| Death | ||
| Burial | ||
| Spouse | ................. van Hohenwart | F2303 | |
| Marriage | ||
| Male + Friedrich II van Diessen | 
| Birth | ||
| Death | ||
| Burial | ||
| Spouse | Irmingard van Gilching | F2305 | |
| Marriage | ||
| Spouse | ,,,,,,,,,,, van Regensburg | F2847 | |
| Marriage | ||