_Manfred I DEL VASTO _+
                                               | (.... - 1175)        
                       _Manfred II DEL VASTO __|
                      |                        |
                      |                        |______________________
                      |                                               
 _Boniface DEL VASTO _|
|                     |
|                     |                         _William V ALERAMICI _+
|                     |                        | (1115 - 1191) m 1133 
|                     |_Adelasia of ALERAMICI _|
|                       (.... - 1232)          |
|                                              |_Judith of BABENBERG _+
|                                                (1115 - 1168) m 1133 
|
|--Manfred III DEL VASTO 
|  (.... - 1244)
|                                               ______________________
|                                              |                      
|                      ________________________|
|                     |                        |
|                     |                        |______________________
|                     |                                               
|_Maria of TORRES ____|
                      |
                      |                         ______________________
                      |                        |                      
                      |________________________|
                                               |
                                               |______________________