_Sigifred of LUCCA __
                                               | (.... - 0940)       
                       _Adalbert Atto CANOSSA _|
                      | (.... - 0987)          |
                      |                        |_____________________
                      |                                              
 _Tedald CANOSSA _____|
| (.... - 1012)       |
|                     |                         _____________________
|                     |                        |                     
|                     |_Hildegar of SUPPONID __|
|                                              |
|                                              |_____________________
|                                                                    
|
|--Boniface III CANOSSA 
|  (0985 - 1052)
|                                               _Hugh BOSONID _______+
|                                              | (0880 - 0947)       
|                      _Hubert BOSONID ________|
|                     | (.... - 0969)          |
|                     |                        |_____________________
|                     |                                              
|_Willa of BOSONID ___|
                      |
                      |                         _____________________
                      |                        |                     
                      |________________________|
                                               |
                                               |_____________________