

| John De Percy | |
| B: | 1270 |
| Arundel, Sussex, England | |
| D: | Jul 1293 |
| Sir Henry De Percy, II | |
| B: | 25 Mar 1273 |
| Petworth, Sussex, England | |
| D: | 10 Oct 1314 |
| Alnwick, Northumberland, England | |
| Margaret De Ferrers | |
| B: | 1310 |
| Preston, Tynemouth, Northumberland, England | |
| D: | 24 Aug 1365 |
| Alnwick Castle, Alnwick, Northumberland, England | |
| William De Percy | |
| B: | 1301 |
| Alnwick, Northumberland, England | |
| D: | 1355 |
| Margaret de Clifford | |
| B: | 1302 |
| York, Yorkshire, England | |
| M: | 1327 |
| D: | 8 Aug 1382 |
| Alnwick Castle, Northumberland, England | |
| Margaret Pressene | |
| B: | 1332 |
| Preston, Northumberland, England | |
| D: | 1383 |
| Northumberland, England | |
| Sir Thomas De Grey | |
| B: | Abt 1323 |
| Northumberland, England | |
| M: | 1353 |
| Heaton, Northumberland, England | |
| D: | Bef 22 Oct 1369 |
| Northumberland, England | |
| William De Pressene | |
| B: | Abt 1303 |
| Preston, Northumberland, England | |
| D: | 1355 |
| Preston, Northumberland, England | |
| Margaret de Clifford | |
| B: | 1302 |
| York, Yorkshire, England | |
| M: | Abt 1328 |
| Preston, Lancashire, England | |
| D: | 8 Aug 1382 |
| Alnwick Castle, Northumberland, England | |
| Maud Percy | |
| B: | Abt 1318 |
| Alnwick Castle, Northumberland, England | |
| D: | 18 Feb 1379 |
| Staindrop, Durham, England | |
| Baron John De Neville, 3rd Baron Raby | |
| B: | 1337 |
| Raby Castle, Durham, England | |
| M: | Jul 1357 |
| Of Alnwick, Northumberland, England | |
| D: | 17 Oct 1388 |
| Newcastle Upon Tyne, Northumberland, England | |
| Maud Percy | |
| B: | Abt 1344 |
| Northumberland, England | |
| D: | Bef 18 Feb 1379 |
| England | |
| Sir John De Southeray | |
| B: | 1364 |
| Westminster, Middlesex, England | |
| M: | 1377 |
| D: | 1383 |
| Leicester, Leicestershire, England | |
| Sir Henry De Percy, 3rd Lord Of Alnwick And 11th Baron Warden Of The Marches High Sheriff Of Northumberland | |
| B: | 1322 |
| Alnwick Castle, Northumberland, England | |
| D: | 18 May 1368 |
| Castle Alnwick, Northumberland, England | |
| Mary Plantagenet | |
| B: | 1320 |
| Tutbury, Staffordshire, England, Verenigd Koninkrijk | |
| M: | 4 Sep 1334 |
| Tutbury Castle, Tutbury, Staffordshire, England | |
| D: | 1 Sep 1362 |
| Alnwick, Northumberland, England, Verenigd Koninkrijk | |
| Eleanor De Percy | |
| B: | 1326 |
| Warkworth Castle, Alnwick, Northumberland, England | |
| D: | 1368 |
| Castle Hedingham, Essex, England | |
| John Fitzwalter | |
| B: | 1314 |
| Woodham Walton, Essex, England | |
| M: | 1344 |
| Alnwick, Northumberland, England | |
| D: | 16 Oct 1361 |
| Isabell De Percy | |
| B: | 1326 |
| Alnwick, Northumberland, England | |
| D: | Bef 25 May 1368 |
| Ayton, Yorkshire, England | |
| Sir William Aton, 2nd Lord Of Aton | |
| B: | Abt 1299 |
| Great Ayton, North Yorkshire, England | |
| M: | 1347 |
| Yorkshire, England | |
| D: | 13 Aug 1387 |
| Malton, North Yorkshire, England | |
| William De Percy | |
| B: | Abt 1327 |
| Alnwick, Northumberland, England | |
| D: | 1387 |
| Alice Merryl | |
| B: | Abt 1336 |
| Of Alnwick, Northumberlan, England | |
| M: | Abt 1364 |
| D: | 1387 |
| Mory Colvil | |
| D: | Yes, date unknown |
| Thomas De Percy, Bishop Of Norwich | |
| B: | 1328 |
| Alnwick, Northumberland, England | |
| D: | 8 Aug 1369 |
| Blofield, Norfolk, England | |
| Alice Fitz Alan | |
| B: | Abt 1331 |
| Arundel, Sussex, England | |
| M: | 1356 |
| Alnwick, Northumberland, England | |
| D: | Yes, date unknown |
| Alice Fitzalan | |
| B: | 2 May 1352 |
| Arundel Castle, Sussex, England | |
| D: | 17 Mar 1416 |
| Arundel, Sussex, England | |
| Jane Percy | |
| B: | Abt 1335 |
| D: | Yes, date unknown |
| Robert Delaval | |
| B: | Abt 1327 |
| D: | Yes, date unknown |
| Sir Henry De Percy, 2nd Baron Of Percy | |
| B: | 6 Feb 1301 |
| Leconfield, Yorkshire, England | |
| D: | 26 Feb 1351 |
| Warkworth, Northumberland, England | |
| Lady Idonea De Clifford, Baroness Percy | |
| B: | 28 Aug 1301 |
| Appleby-In-Westmorland, Eden District, Cumbria, England | |
| M: | Abt 1318 |
| Yorkshire, England, United Kingdom | |
| D: | 24 Aug 1365 |
| Alnwick Castle, Northumberland, Gland, England | |
| John Delaval | |
| B: | Abt 1362 |
| Blyth, Northumberland, England, United Kingdom | |
| D: | 8 Jan 1456 |
| Blyth, Northumberland, England, United Kingdom | |
| Margaret Mitford | |
| B: | 1365 |
| Mitford, Northumberland, England, United Kingdom | |
| M: | Sep 1385 |
| D: | Yes, date unknown |
| Elizabeth Whitchester, 2 Wife | |
| B: | Abt 1370 |
| D: | Yes, date unknown |
| Jane De Percy | |
| B: | 1314 |
| Berwick-Upon-Tweed, Northumberland, England, United Kingdom | |
| D: | Yes, date unknown |
| Robert Delaval | |
| B: | 1310 |
| Seaton Valley, Northumberland, England, United Kingdom | |
| D: | Yes, date unknown |
| Eleanor Fitzalan | |
| B: | 10 Aug 1284 |
| Arundel Castle, Sussex, England | |
| M: | Abt 1297 |
| Alnwick, Northumberland, England | |
| D: | Bef 29 Aug 1328 |
| Alnwick Castle, Northumberland, England | |
|
| Lady Eleanor De Warenne | |
| B: | 1251 |
| Alnwick, Northumberland, England | |
| D: | 1282 |
| Craven, Yorkshire, England | |
| Sir Henry Percy, 7th Baron De Percy | |
| B: | Abt 1228 |
| Alnwick, Northumberland, England | |
| M: | 8 Sep 1268 |
| York, City of York, England, Verenigd Koninkrijk | |
| D: | 9 Aug 1272 |
| Craven, Yorkshire, England | |