_Gerhard II METZ ____+
                                            | (0925 - 0963)       
                       _Richard METZ _______|
                      | (0950 - 0986)       |
                      |                     |_____________________
                      |                                           
 _Adalbert METZ ______|
| (0970 - 1037)       |
|                     |                      _____________________
|                     |                     |                     
|                     |_Bertha of UNKNOWN __|
|                                           |
|                                           |_____________________
|                                                                 
|
|--Gerhard METZ 
|  (0985 - 1045)
|                                            _____________________
|                                           |                     
|                      _____________________|
|                     |                     |
|                     |                     |_____________________
|                     |                                           
|_Judith of SCHWABEN _|
                      |
                      |                      _____________________
                      |                     |                     
                      |_____________________|
                                            |
                                            |_____________________