Guillaume was the son of Guillaume I Roger de Beaufort and Guillemette de Mestre. The date and place of his birth have not been found.
He had three marriages/partners. His first wife was Marie de Chambon. They were married, but the date and place have not been found. Their two known children were Guillaume III Roger (1332-1395) and Pierre Roger (?-?).
His second wife was Caterine Adhémar de Monteil. They were married, but the date and place have not been found. They had no known children.
His third wife was Guerine de Canillac. They were married, but the date and place have not been found. They had no known children.
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | comte de Beaufort |