Nielsen Hayden genealogy
Family: Thomas Basset / Alice de Dunstanville (F227)
Gilbert Basset ( -1154) 
|
| Alan de Dunstanville ( -1142) |
| Thomas Basset ( -1182)
|
Alice de Dunstanville ( -1182)
|
Gilbert Basset ( -1205)  |
| Alan Basset ( -1232) |
| Thomas Basset ( -1220) |