_Oberto GRIMALDI ____+
                                            | (1140 - 1230)       
                       _Ingone GRIMALDI ____|
                      | (1170 - 1235)       |
                      |                     |_Corradina SPINOLA __
                      |                                           
 _Luchetto GRIMALDI __|
| (1210 - 1275)       |
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|                                           |
|                                           |_____________________
|                                                                 
|
|--Niccolo GRIMALDI 
|  (.... - 1277)
|                                            _____________________
|                                           |                     
|                      _____________________|
|                     |                     |
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|                     |                                           
|_____________________|
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