_Thomas II DEL VASTO _+
| (1304 - 1357)
_Frederick II DEL VASTO _|
| (.... - 1396) |
| |_Ricciarda VISCONTI __
|
_Thomas III DEL VASTO _____|
| (1356 - 1416) |
| | ______________________
| | |
| |_Beatrice of GENEVA _____|
| |
| |______________________
|
|
|--Giovanna of DEL VASTO
| (1405 - ....)
| ______________________
| |
| _________________________|
| | |
| | |______________________
| |
|_Marguerite of PIERREPONT _|
(.... - 1419) |
| ______________________
| |
|_________________________|
|
|______________________