_____________________
                                               |                     
                       _William GILBERT _______|
                      | (1330 - 1380)          |
                      |                        |_____________________
                      |                                              
 _William GILBERT ____|
| (1380 - 1428) m 1418|
|                     |                         _Oliver CHAMPERNOUN _+
|                     |                        | (1290 - 1346)       
|                     |_Elizabeth CHAMPERNOUN _|
|                       (1334 - 1380)          |
|                                              |_Eglina VALLETORT ___
|                                                (1305 - 1346)       
|
|--Otes GILBERT 
|  (1417 - 1492)
|                                               _____________________
|                                              |                     
|                      ________________________|
|                     |                        |
|                     |                        |_____________________
|                     |                                              
|_Isabel GAMBON ______|
  (1380 - ....) m 1418|
                      |                         _____________________
                      |                        |                     
                      |________________________|
                                               |
                                               |_____________________