_Simon I SAARBRÜCKEN _____________+
                                                 | (1120 - 1182)                     
                          _Henry I ZWEIBRÜCKEN _|
                         | (1155 - 1222)         |
                         |                       |_Matilda of SPONHEIM ______________
                         |                                                           
 _Henry II ZWEIBRÜCKEN _|
| (1194 - 1284)          |
|                        |                        _Frederick I METZ _________________+
|                        |                       | (1143 - 1206)                     
|                        |_Hediwge of METZ ______|
|                          (.... - 1228)         |
|                                                |_Wierzchosława Ludmilla of PIAST _+
|                                                  (1153 - 1223)                     
|
|--Eberhard I ZWEIBRÜCKEN-BITSCH 
|  (.... - 1321)
|                                                 ___________________________________
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