_Peter of MONTOIRE _______+
                                                     | (.... - 1249)            
                         _Bouchard V of MONTOIRE ____|
                        | (1225 - 1271)              |
                        |                            |_Jeanne of MAYENNE _______
                        |                                                       
 _John V of MONTOIRE ___|
| (1250 - 1315)         |
|                       |                             __________________________
|                       |                            |                          
|                       |_Marie of ROYE _____________|
|                                                    |
|                                                    |__________________________
|                                                                               
|
|--Bouchard VI of MONTOIRE 
|  (1290 - 1354)
|                                                     _Philippe I of MONTFORT __+
|                                                    | (.... - 1269)            
|                        _Philippe II of MONTFORT ___|
|                       | (1225 - 1270)              |
|                       |                            |_Éléonore of COURTENAY _+
|                       |                              (1208 - 1230)            
|_Eleonore of MONTFORT _|
                        |
                        |                             __________________________
                        |                            |                          
                        |_Jeanne of LÉVIS-MIREPOIX _|
                          (1230 - 1284)              |
                                                     |__________________________