The Genealogy Zone
Family: William Fitzalan / Isabel de Say (F339)
 | William Fitzalan (1105-1160) 
|
 | Helen Peverel (1115- )
|
| Ingram de Say (1100- ) |
| William Fitzalan (1136-1210)
|
| Isabel de Say (1141-1199)
|
| William Fitzalan (1143- ) |
| John Fitzalan (1164-1240)  |
| Agnes Fitzalan (1197- ) |
| Petronil Fitzalan (1200- ) |