Wilhelm was the son of unknown parents. The date and place of his birth have not been found.
He died in 1350. The place is not known.
His wife was Catherine de Neuchâtel, who he married on BEF 22 DEC 1340. The place has not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1350 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de Montjoie (heer von Monschau) |