Irmgard was the daughter of unknown parents. The date and place of her birth have not been found.
She died before 1425. The place is not known.
Her husband was Dietrich II von Dollendorf. They were married, but the date and place have not been found. Their only known child was Katharine (<1425->1454).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | BEF 1425 |
|