
| William FITZGERALD | |
| B: | Abt 1134 |
| Eyre, Cheshire, England | |
| D: | 1192 |
| Raymond FITZGERALD, Constable of Leinster | |
| B: | Abt 1140 |
| Tunbridge, Kent, England | |
| D: | Abt 1188 |
| Molana, Waterford, Ireland | |
| Joan FITZWILLIAM | |
| B: | Abt 1158 |
| Ashington, Somerset, England | |
| D: | Abt 1179 |
| Ashington, Somerset, England | |
| Riginald FITZWILLIAM | |
| B: | Abt 1175 |
| Of Ashington, Somerset, England | |
| D: | Ashington Manor, Somerset, England |
| Matthew de LOVAINE, of Little Easton | |
| B: | Abt 1188 |
| Dunmow, Essex, England | |
| D: | Bef 11 Nov 1261 |
| Little Easton, Essex, England | |
| Muriel de GREY | |
| B: | Abt 1200 |
| Suffolk, England | |
| D: | Abt 1275 |
| Essex, England | |
| Alice FITZWILLIAM | |
| B: | Abt 1180 |
| Little Easton, Essex, England | |
| D: | 15 May 1246 |
| Little Easton, Essex, England | |
| Godfrey de LOVAINE, of Little Easton | |
| B: | Abt 1173 |
| Leuven, Flemish Brabant, Flanders, Belgium | |
| D: | 26 Apr 1226 |
| Eye, Suffolk, England | |
| Robert de CARDINHAM | |
| B: | Abt 1205 |
| Cardinham, Cornwall, England | |
| D: | Abt 1252 |
| Andrew de CARDINHAM | |
| B: | Abt 1207 |
| Cardinham, Cornwall, England | |
| D: | Abt 1253 |
| Cardinham, Cornwall, England | |
| Juliana de CARDINHAM | |
| B: | Abt 1210 |
| Cardinham, Cornwall, England | |
| D: | Bodrugan, Cornwall, England |
| Henry de BODRUGAN, Sheriff of Cornwall | |
| B: | Abt 1209 |
| Bodrugan Manor, Mevagissey, Cornwall, England | |
| D: | 1253 |
| Cornwall, England | |
| Isabel FITZWILLIAM | |
| B: | Abt 1190 |
| Cardingham, Bodmin, Cornwall, England | |
| D: | 1227 |
| Cornwall, England | |
| Robert de CARDINHAM | |
| B: | Abt 1175 |
| Blyngton, Devon, England | |
| D: | 1230 |
| Cardingham, Cornwall, England | |
| Isabel de WINDSOR | |
| B: | Abt 1145 |
| Little Easton, Essex, England | |
| D: | Yes, date unknown |
| Robert FITZWILLIAM, of Hastings | |
| B: | Abt 1132 |
| Of, Ashington, Somerset, England | |
| D: | Abt 1186 |
| Ashington Manor, Somersetshire, England | |
|
| Maria de MONTGOMERY | |
| B: | Abt 1110 |
| Pembrokeshire, Wales | |
| D: | 1150 |
| Carru Castle, Pembrokeshire, Wales | |
| William FITZGERALD, Baron of Windsor and Pembroke | |
| B: | Abt 1100 |
| Carru Castle, Pembrokeshire, Wales | |
| D: | 1173 |
| Carru Castle, Pembrokeshire, Wales | |