_Grimaldo CANELLA ___+
                                            | (1110 - 1184)       
                       _Oberto GRIMALDI ____|
                      | (1140 - 1230)       |
                      |                     |_____________________
                      |                                           
 _Ingone GRIMALDI ____|
| (1170 - 1235)       |
|                     |                      _____________________
|                     |                     |                     
|                     |_Corradina SPINOLA __|
|                                           |
|                                           |_____________________
|                                                                 
|
|--Boarello GRIMALDI 
|  (.... - 1278)
|                                            _____________________
|                                           |                     
|                      _____________________|
|                     |                     |
|                     |                     |_____________________
|                     |                                           
|_____________________|
                      |
                      |                      _____________________
                      |                     |                     
                      |_____________________|
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                                            |_____________________