Gui was the son of Guy de Brienne and Pétronille-Élisabeth de Chacenay. The date and place of his birth have not been found.
|
Guy de Brienne |
Milon II de Brienne |
Gautier I de Brienne |
||||||
|
Eustachie de Tonnerre |
||||||||
|
Mathilde de Noyers |
Miles II de Noyers |
|||||||
| | ||||||||
|
Pétronille-Élisabeth de Chacenay |
Anséric de Montréal |
Milon de Montréal |
||||||
| | ||||||||
|
Adelaïs de Baudément |
André de Baudément |
|||||||
|
Agnès de Braine |