_Odo II BLOIS ___________+
                                              | (0983 - 1037) m 1005    
                        _Theobald III BLOIS __|
                       | (1012 - 1089)        |
                       |                      |_Ermengarde of AUVERGNE _+
                       |                        (.... - 1042) m 1005    
 _Stephen Henry BLOIS _|
| (1045 - 1102)        |
|                      |                       _________________________
|                      |                      |                         
|                      |_Gersent of LE MANS __|
|                                             |
|                                             |_________________________
|                                                                       
|
|--William of BLOIS 
|  (1085 - 1150)
|                                              _Robert I NORMANDY ______+
|                                             | (1000 - 1035)           
|                       _William I NORMANDY __|
|                      | (1028 - 1087) m 1051 |
|                      |                      |_Herleva of UNKNOWN _____
|                      |                        (1003 - 1050)           
|_Adela of NORMANDY ___|
  (1067 - 1136)        |
                       |                       _Baldwin V FLANDERS _____+
                       |                      | (1001 - 1067) m 1028    
                       |_Matilda of FLANDERS _|
                         (1031 - 1083) m 1051 |
                                              |_Adela of CAPET _________+
                                                (1009 - 1078) m 1028