_Baldwin II FLANDERS _______+
                                                         | (.... - 1027)              
                           _Eustace I FLANDERS __________|
                          | (.... - 1049)                |
                          |                              |_Adelina of HOLLAND ________+
                          |                                (0990 - 1045)              
 _Eustace II FLANDERS ____|
|  m 1049                 |
|                         |                               _Lambert I REGINAR _________+
|                         |                              | (0950 - 1015)              
|                         |_Matilda of REGINAR __________|
|                                                        |
|                                                        |_Gerberga of CAROLINGIAN ___+
|                                                          (0975 - 1018)              
|
|--Eustace III FLANDERS 
|  (1058 - 1125)
|                                                         _Gothelo I ARDENNES-VERDUN _+
|                                                        | (0967 - 1044)              
|                          _Godfrey III ARDENNES-VERDUN _|
|                         | (0997 - 1069)                |
|                         |                              |____________________________
|                         |                                                           
|_Ida of ARDENNES-VERDUN _|
  (1040 - 1113) m 1049    |
                          |                               ____________________________
                          |                              |                            
                          |_Doda of UNKNOWN _____________|
                            (.... - 1053)                |
                                                         |____________________________