Baron Reynold De Grey 1323-1388 (65) | | | | Thomas de Ros 1336/37-1384 (47) | | Henry de Percy 1341-1407/08 (66) | | | | Edmund "The Good" Mortimer 1351/52-1381 (29) |
 | | | |  | |  | | | |  |
Baron Reynold De Grey 1362-1440 (78) |  | John Grey 1384-1439 (55) |  | Margaret de Ros 1366-1414 (48) | | Baron Henry "Hotspur" De Percy 1364-1403 (39) |  | Earl Henry De Percy 1392/93-1455 (62) |  | Elizabeth Mortimer 1370/71-1417 (46) |
 |  |  | |  |  |  |
Baroness Alianore (Eleanore) Le Strange 1328-1396 (68) | Beatrice Stafford 1342- | | Baroness Margaret De Neville 1329-1372 (43) | Philippa Plantagenet 1355-1377/78 (22) |
| | | | |
| | Edmund Grey 1416-1490 (73) | | | | Countess Catherine Percy 1423-1475 (51) | | |
|  | | | |  | |
Thomas de Holand 1314-1360 (46) | Duke John "of Gaunt" England 1340-1398/99 (58) | | Lord John De Neville 1328-1388 (60) | Duke John "of Gaunt" England 1340-1398/99 (58) |
 |  | |  |  |
John Holand 1350-1399/00 (50) |  | Constance de Holand 1387-1437 (50) |  | Elizabeth Plantagenet 1362/63-1425 (62) | | Earl Ralph De Neville 1364-1425/26 (62) |  | Countess Eleanor De Neville 1407-1440 (33) |  | Countess Joan De Beaufort 1375-1440 (65) |
 | | | |  | |  | | | |  |
Joan Princess Of England 1328-1385 (56) | | | | Blanche Plantagenet 1345-1369 (24) | | Maud De Percy 1335-1378/79 (44) | | | | Katherine De Roet 1350-1403 (53) |