_Bertrand III of BAUX _
                                            | (1295 - 1347) m 1324  
                       _Francis I of BAUX __|
                      | (1330 - 1422) m 1381|
                      |                     |_Marguerite of AULNAY _
                      |                        m 1324               
 _William of BAUX ____|
|                     |
|                     |                      _Nicolo ORSINI ________+
|                     |                     | (1331 - 1398)         
|                     |_Sueva ORSINI _______|
|                        m 1381             |
|                                           |_Jeanne of GORIZIA ____
|                                             (1322 - 1379)         
|
|--Francesco II of BAUX 
|  (1410 - 1482)
|                                            _______________________
|                                           |                       
|                      _____________________|
|                     |                     |
|                     |                     |_______________________
|                     |                                             
|_FNU of BRUNFORTE ___|
                      |
                      |                      _______________________
                      |                     |                       
                      |_____________________|
                                            |
                                            |_______________________