Guy was the son of Gaucher de Châtillon and Helwide de Nanteuil. The date and place of his birth have not been found.
|
Gaucher de Châtillon |
Gaucher II de Châtillon |
Henri I de Châtillon |
+ | |||||
|
Ermengarde de Montjay |
||||||||
|
Ade de Roucy |
Hugues I Cholet de Montdidier |
+ | ||||||
|
Aveline de Pierrefonds |
+ | |||||||
|
Helwide de Nanteuil |
| | ||||||
| | ||||||||
| | | |||||||
| |