_Meinhard I GORIZIA _____________
                                                    | (1070 - 1142)                   
                          _Engelbert II GORIZIA ____|
                         | (.... - 1191)            |
                         |                          |_Elisabeth of SCHWARZENBERG _____
                         |                                                            
 _Engelbert III GORIZIA _|
| (.... - 1220)          |
|                        |                           _Otto I WITTELSBACH _____________+
|                        |                          | (.... - 1130)                   
|                        |_Adelaide of WITTELSBACH _|
|                                                   |
|                                                   |_Adelaide of WEIHEIM ____________
|                                                                                     
|
|--Meinhard III GORIZIA 
|  (1200 - 1258)
|                                                    _Berthold II ANDECHS ____________+
|                                                   | (1098 - 1151)                   
|                         _Berthold III ANDECHS ____|
|                        | (1110 - 1188) m 1152     |
|                        |                          |_Sophia of WEIMAR _______________+
|                        |                                                            
|_Matilda of ANDECHS ____|
                         |
                         |                           _Otto IV WITTELSBACH ____________+
                         |                          | (1083 - 1156)                   
                         |_Hedwig of WITTELSBACH ___|
                           (1117 - 1174) m 1152     |
                                                    |_Heilika of PETTENDORF-LENGFELD _+
                                                      (1103 - 1170)