_Robert I of HARCOURT _+
                                            | (1040 - 1118)         
                       _Ivo of HARCOURT ____|
                      | (1100 - 1166)       |
                      |                     |_Colette of ARGOUGES __
                      |                                             
 _Robert of HARCOURT _|
| (1150 - 1202)       |
|                     |                      _______________________
|                     |                     |                       
|                     |_Rose of PEVEREL ____|
|                       (1095 - ....)       |
|                                           |_______________________
|                                                                   
|
|--William of HARCOURT 
|  (.... - 1228)
|                                            _______________________
|                                           |                       
|                      _____________________|
|                     |                     |
|                     |                     |_______________________
|                     |                                             
|_Isabel of CAMVILLE _|
  (1150 - 1208)       |
                      |                      _______________________
                      |                     |                       
                      |_____________________|
                                            |
                                            |_______________________