_Guy of MONTFORT _______+
                                                        | (1194 - 1227)          
                              _Philippe I of MONTFORT __|
                             | (.... - 1269)            |
                             |                          |_Helvis of IBELIN ______+
                             |                            (1178 - 1216)          
 _Philippe II of MONTFORT ___|
| (1225 - 1270)              |
|                            |                           _Peter II of COURTENAY _+
|                            |                          | (1165 - 1219)          
|                            |_Éléonore of COURTENAY _|
|                              (1208 - 1230)            |
|                                                       |_Yolanda of FLANDERS ___+
|                                                         (1175 - 1219)          
|
|--Eleonore of MONTFORT 
|  
|                                                        ________________________
|                                                       |                        
|                             __________________________|
|                            |                          |
|                            |                          |________________________
|                            |                                                   
|_Jeanne of LÉVIS-MIREPOIX _|
  (1230 - 1284)              |
                             |                           ________________________
                             |                          |                        
                             |__________________________|
                                                        |
                                                        |________________________