_Francesco ORSINI ___+
                                                        |                     
                                  _Giovanni ORSINI _____|
                                 |                      |
                                 |                      |_Giacoma CARACCIOLO _+
                                 |                        (1291 - ....)       
 _Carlo ORSINI __________________|
| (1388 - ....)                  |
|                                |                       _____________________
|                                |                      |                     
|                                |_Bartolomea SPINELLI _|
|                                                       |
|                                                       |_____________________
|                                                                             
|
|--Roberto ORSINI 
|  (.... - 1479)
|                                                        _____________________
|                                                       |                     
|                                 ______________________|
|                                |                      |
|                                |                      |_____________________
|                                |                                            
|_Paolo Gironima of TAGLIACOZZO _|
                                 |
                                 |                       _____________________
                                 |                      |                     
                                 |______________________|
                                                        |
                                                        |_____________________