_Erard I of BRIENNE __+
                                                           |                      
                         _Gautier II of BRIENNE ___________|
                        |                                  |
                        |                                  |_Alix of ROUCY _______
                        |                                                         
 _Érard II of BRIENNE _|
| (.... - 1190)         |
|                       |                                   _Andrew of BAUDEMONT _
|                       |                                  |                      
|                       |_Adèle of BAUDEMONT _____________|
|                                                          |
|                                                          |_Agnes of BRAINE _____
|                                                                                 
|
|--William of BRIENNE 
|  
|                                                           ______________________
|                                                          |                      
|                        _Amadeus II of MONTFAUCON ________|
|                       |                                  |
|                       |                                  |______________________
|                       |                                                         
|_Agnes of MONTFAUCON __|
                        |
                        |                                   ______________________
                        |                                  |                      
                        |_Béatrice of GRANDSON-JOINVILLE _|
                                                           |
                                                           |______________________