
| Roger de CLIFFORD, BARON CLIFFORD | |
| B: | 21 Jan 1299 OR 1300 |
| Of, Appleby, Westmorland, England | |
| D: | 23 Mar 1322 |
| Sp, York, Yorkshire, England | |
| Julian De BOWER | |
| M: | Of, , , England |
| Margaret De PERCY | |
| B: | Abt 1318 |
| Of, Alnwick, Northumberland, England | |
| D: | 3 Sep 1376 |
| Gyng, New Buttsbury, Essex, England | |
| Robert UMFREVILLE, EARL OF ANGUS | |
| M: | Abt 1339 |
| Of Castle, Prudhoe, Northumberland, England | |
| William De FERRERS, BARON FERRERS | |
| M: | Bef 25 May 1368 |
| Of, Groby, Leicestershire, England | |
| Henry de PERCY, 3rd Baron Percy | |
| B: | 1320 |
| Of Castle Alnwick, Northumberland, England | |
| D: | 18 May 1368 |
| Mary PLANTAGENET | |
| B: | 1320 |
| Of Tutbury Castle, Tutbury, Staffordshire, England | |
| M: | Sep 1334 |
| Tutbury Castle, Tutbury, Staffordshire, England | |
| D: | 1 Sep 1362 |
| Joan De ORREBY, BARONESS ORREBY) | |
| M: | May 1365 |
| , Witham, Lincolnshire, England | |
| Richard PERCY | |
| B: | 1322 |
| Of, Alnwick, Northumberland, England | |
| D: | Yes, date unknown |
| Roger De PERCY | |
| B: | Abt 1324 |
| Alnwick, Northumberland, England | |
| D: | Yes, date unknown |
| Robert PERCY | |
| B: | 1326 |
| Of, Alnwick, Northumberland, England | |
| D: | Yes, date unknown |
| Isabel De PERCY | |
| B: | Abt 1326 |
| Of, Alnwick, Northumberland, England | |
| D: | 1368 |
| Thomas De PERCY, BISHOP OF NORWICH | |
| B: | 1328 |
| Of, Alnwick, Northumberland, England | |
| D: | 1369 |
| William PERCY | |
| B: | 1332 |
| Of, Alnwick, Northumberland, England | |
| D: | Yes, date unknown |
| Maud De PERCY | |
| B: | Abt 1335 |
| Of, Warkworth Castle, Alnwick, Northumberland, England | |
| D: | 18 Feb 1378 OR 1379 |
| John NEVILLE, LORD NEVILLE | |
| B: | 1328 |
| Of, Raby With Keverstone, Durham, England | |
| M: | Jul 1357 |
| Of, Alnwick, Northumberland, England | |
| D: | 17 Oct 1388 |
| , Newcastle Upon Tyne, Northumberland, England | |
| Eleanor PERCY | |
| B: | Abt 1336 |
| Of, Alnwick, Northumberland, England | |
| D: | Bef 1368 |
| Idonea de CLIFFORD | |
| B: | Abt 1300 |
| Of, Appleby, Westmoreland, England | |
| D: | 24 Aug 1365 |
| Henry De PERCY, BARON PERCY | |
| B: | 6 Feb 1300 OR 1301 |
| , Leconfield, Yorkshire, England | |
| M: | 1314 |
| , , Yorkshire, England | |
| D: | 26 Feb 1351 OR 1352 |
| , Warkworth, Northumberland, England | |
| Robert de CLIFFORD, 4th Baron Clifford | |
| B: | 1328 |
| Skelton, North Yorkshire, England | |
| D: | SP Bef 7 Nov 1345 |
| , , , France | |
| Roger CLIFFORD, 5th Lord Clifford | |
| B: | 10 Jul 1333 |
| Skelton, North Yorkshire, England | |
| D: | 13 Jul 1389 |
| Maud de BEAUCHAMP, Baroness Clifford | |
| B: | Abt 1335 |
| Of, Warwick, Warwickshire, England | |
| D: | Jan OR Feb 1402/1403 |
| Thomas CLIFFORD, Lord of Thomond | |
| B: | Abt 1337 |
| Skelton, North Yorkshire, England | |
| D: | Abt 1369 |
| Lavenham, Suffolk, England | |
| John CLIFFORD, Priest | |
| B: | Abt 1340 |
| Skelton, North Yorkshire, England | |
| D: | 1369 |
| England | |
| Isabella CLIFFORD | |
| B: | Abt 1348 |
| Skelton, North Yorkshire, England | |
| D: | 1361 |
| Wilton, Cumberland, England | |
| John d' EURE, Constable of Dover Castle | |
| B: | 1344 |
| Yorkshire, England | |
| M: | 1361 |
| D: | 22 Feb 1394 |
| Dover Castle, Kent, England | |
| Margaret CLIFFORD | |
| B: | Abt 1350 |
| Skelton, North Yorkshire, England | |
| D: | Yes, date unknown |
| Lewis CLIFFORD | |
| B: | Abt 1352 |
| Skelton, North Yorkshire, England | |
| D: | 5 Dec 1404 |
| Skelton, York, England, Great Britain | |
| Robert CLIFFORD, 3rd Baron Clifford | |
| B: | 5 Nov 1305 |
| Clifford Castle, Herefordshire, England | |
| D: | 20 May 1344 |
| Isabel BERKELEY | |
| B: | Abt 1300 |
| Berkeley Castle, Gloucester, England | |
| D: | 3 Jul 1362 |
| John de CLIFFORD | |
| B: | Abt 1307 |
| Of, Clifford Castle, Herefordshire, England | |
| D: | Yes, date unknown |
| Catherine de MAULEY | |
| B: | Abt 1330 |
| Mulgrave Castle, Lythe, Yorkshire, England | |
| D: | 25 Nov 1402 |
| Piers de MAULEY, 6th Lord Mauley | |
| B: | Abt 1350 |
| Mulgrave Castle, Lythe, Yorkshire, England | |
| D: | Mar 1383 |
| Margery de SUTTON | |
| B: | Abt 1345 |
| Holderness, Yorkshire, England | |
| D: | 10 Oct 1392 |
| York, Yorkshire, England | |
| Margaret de CLIFFORD | |
| B: | Abt 1307 |
| Of, Appleby Castle, , Westmorland, England | |
| D: | 8 Aug 1382 |
| Piers de MAULEY, 5th Lord Mauley | |
| B: | Abt 1300 |
| Mulgrave Castle, Lythe, Yorkshire, England | |
| D: | 18 Jan 1355 |
| Lythe, Yorkshire, England | |
| Giles BADLESMERE | |
| M: | Abt 1357 |
| Of, Appleby Castle, Westmorland, England | |
| Andrew CLIFFORD | |
| B: | Abt 1309 |
| Of, Clifford Castle, Herefordshire, England | |
| D: | Yes, date unknown |
| Robert de CLIFFORD, 1st Baron de Clifford | |
| B: | 1 Apr 1274 |
| Clifford Castle, Herefordshire, England | |
| D: | 24 Jun 1314 |
| Bannockburn, Stirling, Central, Scotland | |
| Maud de CLARE, BARONESS CLIFFORD | |
| B: | Abt 1276 |
| Of, , Gloucestershire, England | |
| M: | 3 Nov 1295 |
| Of, Clifford Castle, Herefordshire, England | |
| D: | 1 Feb 1327 |
| Simon (John) de CLIFFORD | |
| B: | Abt 1276 |
| Of, Appleby Castle, Appleby, Westmorland, England | |
| D: | 1297 |
| Of, Caerlaverock, Dumfriesshire, Scotland | |
| Idonea de CLIFFORD | |
| B: | Abt 1278 |
| D: | Yes, date unknown |
| Roger de CLIFFORD | |
| B: | Abt 1295 |
| Of, Appleby, Westmorland, England | |
| D: | Aft 1320 |
|
| Roger de CLIFFORD, Baron Clifford | |
| B: | 1243 |
| Of, Clifford Castle, Clifford, Herefordshire, England | |
| D: | 6 Nov 1282 |
| Vp, Menai Strait, Anglesey, Wales | |
| Isabel de VIPONT (VETERI-PONTI) | |
| B: | 1254 |
| , Ricester, Oxfordshire, England | |
| M: | 1269 |
| Of, Clifford Castle, Clifford, Herefordshire, England | |
| D: | 1291 |