| Countess of Salisbury Katherine Degrandison | |
| B: | 1304 |
| Ewyas Harold, Herefordshire, England, United Kingdom | |
| D: | 23 Nov 1349 |
| Bisham, Berkshire, England, United Kingdom | |
| William Demontagu |
| William Demontagu | |
| B: | 1303 |
| Cassington, Oxfordshire, England, United Kingdom | |
| M: | 1327 |
| Cassington, Oxfordshire, England, United Kingdom | |
| D: | 30 Jan 1344 |
| Windsor Castle, Windsor, Berkshire, England, United Kingdom | |
| Baron of Grandison William De Grandison |
| Baron of Grandison William De Grandison | |
| B: | Abt 1255-1264 |
| Cassington, Oxfordshire, England, United Kingdom | |
| D: | 27 Jun 1335 |
| Cassington, Oxfordshire, England, United Kingdom | |
| Sybil Tregoz |
| Sybil Tregoz | |
| B: | 1271 |
| Ewyas Harold, Herefordshire, England, United Kingdom | |
| M: | Abt 1286 |
| Donyatt, Somerset, England, United Kingdom | |
| D: | 12 Oct 1334 |
| Sire Amadeus De Grandison |
| Sire Amadeus De Grandison | |
| B: | 1229 |
| Neuchatel, , , Switzerland | |
| D: | 1300 |
| Banoile De La Tour |
| Banoile De La Tour | |
| B: | Abt 1231 |
| Neuchatel, , , Switzerland | |
| M: | Abt 1251 |
| Neuchatel, , , Switzerland | |
| D: | Yes, date unknown |
|
| Pierre De Grandison |
| Pierre De Grandison | |
| B: | Abt 1190 |
| Neuchatel, , , Switzerland | |
| D: | Abt 29 Dec 1257 |
| Agnes De Neuchatel |
| Agnes De Neuchatel | |
| B: | Abt 1194 |
| Neuchatel, , , Switzerland | |
| M: | Abt 1214 |
| Neuchatel, , , Switzerland | |
| D: | Yes, date unknown |