_Gerard ARDENNES-METZ _________
                                                        |                               
                               _Gerard I ARDENNES-METZ _|
                              | (1030 - 1070)           |
                              |                         |_ GISELLA _____________________
                              |                                                         
 _Theoderic II ARDENNES-METZ _|
| (1055 - 1115)               |
|                             |                          _Albert II NAMUR ______________+
|                             |                         | (.... - 1067) m 1010          
|                             |_Hedwige of NAMUR _______|
|                                                       |
|                                                       |_Regelinde of ARDENNES-VERDUN _+
|                                                         (.... - 1067) m 1010          
|
|--Henry I ARDENNES-METZ 
|  (.... - 1165)
|                                                        _______________________________
|                                                       |                               
|                              _Robert I FLANDERS ______|
|                             | (1035 - 1093)           |
|                             |                         |_______________________________
|                             |                                                         
|_Gertrude of FLANDERS _______|
  (1070 - 1117)               |
                              |                          _Bernard II BILLUNG ___________+
                              |                         | (0995 - 1059)                 
                              |_Gertrude of BILLUNG ____|
                                (1030 - 1113)           |
                                                        |_Eilika of SCHWEINFURT ________+
                                                          (1005 - 1059)