von Avalgau, Irmtrud
| Birth Name | von Avalgau, Irmtrud 1 |
| Gender | female |
| Age at Death | about 65 years |
| Birth date | about 955 (Geldern, Avalgau, Nordrhein-Westfalen, Deutschland) |
| Death date | about 1020 (Wetterau, Hessen, Deutschland) |
| Birth Name | von Avalgau, Irmtrud 1 |
| Gender | female |
| Age at Death | about 65 years |
| Birth date | about 955 (Geldern, Avalgau, Nordrhein-Westfalen, Deutschland) |
| Death date | about 1020 (Wetterau, Hessen, Deutschland) |