_Frederick SAARBRÜCKEN _+
                                                            | (.... - 1135)           
                         _Simon I SAARBRÜCKEN _____________|
                        | (1120 - 1182)                     |
                        |                                   |_Gisela of METZ _________+
                        |                                                             
 _Henry I ZWEIBRÜCKEN _|
| (1155 - 1222)         |
|                       |                                    _________________________
|                       |                                   |                         
|                       |_Matilda of SPONHEIM ______________|
|                                                           |
|                                                           |_________________________
|                                                                                     
|
|--Henry II ZWEIBRÜCKEN 
|  (1194 - 1284)
|                                                            _Matthias I METZ ________+
|                                                           | (1119 - 1176)           
|                        _Frederick I METZ _________________|
|                       | (1143 - 1206)                     |
|                       |                                   |_Bertha of HOHENSTAUFEN _+
|                       |                                     (1123 - 1195)           
|_Hediwge of METZ ______|
  (.... - 1228)         |
                        |                                    _Mieszko III PIAST ______+
                        |                                   | (1126 - 1201)           
                        |_Wierzchosława Ludmilla of PIAST _|
                          (1153 - 1223)                     |
                                                            |_Elizabeth of ÁRPÁD ___+