Family: William FAUCONBERG / Isabel DEROS (F266)
m. 1288 | Walter FAUCONBERG (1216-1304) 
|
 | Agnes DEBRUS (1230-1279)
|
| Mary FAUCONBERG (1242-1269)  |
| Margery DEFAUCOMBERGE (1248-1269) |
| Amicia FAUCONBERG (1273-1302) |
| Anice DEFAUCONBERGE (1275-1323) |
| WALTER DE FAUCONBERG (1285- ) |
| William FAUCONBERG (1264-1332)
|
| Isabel DEROS (1256-1309) |
| Lore FAUCONBERG (1290-1349) |