_Siegfried ARDENNES-LUXEMBOURG _+
                                                                       | (0922 - 0998) m 0950           
                                     _Frederick I ARDENNES-LUXEMBOURG _|
                                    | (0965 - 1019)                    |
                                    |                                  |_Hedwig of NORDGAU _____________+
                                    |                                    (0937 - 0993) m 0950           
 _Frederick II ARDENNES-LUXEMBOURG _|
| (1003 - 1065)                     |
|                                   |                                   _Herbert CONRADINE _____________+
|                                   |                                  | (0930 - 0992)                  
|                                   |_Irmtrud of CONRADINE ____________|
|                                     (0978 - 1020)                    |
|                                                                      |_Irmtrud of AVALGAU ____________
|                                                                        (0957 - 1020)                  
|
|--Jutta of ARDENNES-LUXEMBOURG 
|  
|                                                                       _Baldwin II FLANDERS ___________+
|                                                                      | (.... - 1027)                  
|                                    _Eustace I FLANDERS ______________|
|                                   | (.... - 1049)                    |
|                                   |                                  |_Adelina of HOLLAND ____________+
|                                   |                                    (0990 - 1045)                  
|_Gerberga of FLANDERS _____________|
                                    |
                                    |                                   _Lambert I REGINAR _____________+
                                    |                                  | (0950 - 1015)                  
                                    |_Matilda of REGINAR ______________|
                                                                       |
                                                                       |_Gerberga of CAROLINGIAN _______+
                                                                         (0975 - 1018)