Katharina was the daughter of Arnold von dem Weyer but her mother is unknown. The date and place of her birth have not been found.
She died in 1399. The place is not known.
Her husband was Thomas II van Diest. They were married, but the date and place have not been found. Their only known child was Jan (1399-1424).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1399 |
|