_Siegfried ARDENNES-LUXEMBOURG _+
                                                                  | (0922 - 0998) m 0950           
                                _Frederick I ARDENNES-LUXEMBOURG _|
                               | (0965 - 1019)                    |
                               |                                  |_Hedwig of NORDGAU _____________+
                               |                                    (0937 - 0993) m 0950           
 _Thierry ARDENNES-LUXEMBOURG _|
|                              |
|                              |                                   _Herbert CONRADINE _____________+
|                              |                                  | (0930 - 0992)                  
|                              |_Irmtrud of CONRADINE ____________|
|                                (0978 - 1020)                    |
|                                                                 |_Irmtrud of AVALGAU ____________
|                                                                   (0957 - 1020)                  
|
|--Thierry ARDENNES-LUXEMBOURG 
|  (.... - 1075)
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