Guillaume was the son of unknown parents. The date and place of his birth have not been found.
He died in 1459. The place is not known.
His wife was Marguerite de Rochefort. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1459 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | sire d'Argenteau |
Note 1
son of Sir Jean I d' Argenteau, Seigneur d'Esneux, Lorcez, Warfusee, & Marche and Jeanne de Horion