_Walter of OISY _________+
                                                |                         
                       _Nicholas of OISY _______|
                      | (1130 - 1170)           |
                      |                         |_Ida of MORTAGNE ________
                      |                                                   
 _James of AVESNES ___|
| (1152 - 1191)       |
|                     |                          _________________________
|                     |                         |                         
|                     |_Matilda of DE LA ROCHE _|
|                                               |
|                                               |_________________________
|                                                                         
|
|--Bouchard IV of AVESNES 
|  (1182 - 1244)
|                                                _Guy GUISE ______________+
|                                               | (1100 - 1141)           
|                      _Bouchard GUISE _________|
|                     | (1133 - 1185)           |
|                     |                         |_Adeline of MONTMORENCY _+
|                     |                           (1096 - 1145)           
|_Adela of GUISE _____|
  (1155 - 1200)       |
                      |                          _________________________
                      |                         |                         
                      |_Adelais of SOUPIER _____|
                        (1137 - 1200)           |
                                                |_________________________