Guillaume was the son of unknown parents. The date and place of his birth have not been found.
He died on 27 OCT 1484. The place is not known.
He had two marriages/partners. His first wife was Peronelle d’Amboise. They were married, but the date and place have not been found. They had no known children.
His second wife was Yolande de Laval. They were married, but the date and place have not been found. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 27 OCT 1484 |
|
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | comte de Tancarville | |||||
| Nobility Title | 1428 | baron de Montgomery | ||||
| Nobility Title | vicomte de Melun |
Note 1
fils de Jacques II d’Harcourt, baron de Montgomery (mort en 1428) & Marguerite de Melun (mort en 1448), comtesse de Tancarville en 1415