_____________________
                                              |                     
                       _______________________|
                      |                       |
                      |                       |_____________________
                      |                                             
 _Otto I WITTELSBACH _|
| (1020 - 1072) m 1057|
|                     |                        _____________________
|                     |                       |                     
|                     |_______________________|
|                                             |
|                                             |_____________________
|                                                                   
|
|--Arnold I WITTELSBACH 
|  (.... - 1123)
|                                              _Frederick ANDECHS __
|                                             | (0971 - 1030)       
|                      _Frederick II ANDECHS _|
|                     | (1005 - 1075)         |
|                     |                       |_Hemma of CONRADINE _+
|                     |                         (.... - 1020)       
|_Haziga of ANDECHS __|
  (1040 - 1104) m 1057|
                      |                        _____________________
                      |                       |                     
                      |_Irmgard of GILCHING __|
                                              |
                                              |_____________________