| | William Reskimer 1515–1564 | | |
| | | | |
| | Margaret Trethurfe 1505–1576 | | |
| | Maude Mary Trevisa 1480–… | | |
| | | | |
| | | | |
| | Thomas Grenville 1426–1483 Elizabeth Gorges 1400–1470 | | |
| | Phillipa Bonnville 1405–… | | |
| | Theobald Grenville Sir …–… | | |
| | Matilda (Maud) Beaumont …–1467 | | | | Edward de Courtenay of Godlington 1329–1372 | | | | Hugh de Courtenay 2nd Earl of Devon 1303–1377 Margaret de Bohun 1311–1391 | | | | Hugh de Courtenay 1273–1340 | | | | Eleanor le Despenser 1240–1328 | | |
| |
|
| | | Humphrey de Bohun Earl of Essex & 4th Earl of Hertford 1275–1321 Elizabeth Plantagenet …–1316 | | | | Edward I Plantagenet 1239–1307 Queen consort of England (1272-1290) Eleanor … of Castile 1241–1290 Queen of England Margaret … of France 1279–1318 | | |
|
|
|
|
|
|
| | | John Beaumont Lord Beaumont …–1342 Eleanor Plantagenet of Lancaster …–1372 | | | | Henry Beaumont Earl of Buchan 1288–1340 | | | | | | | | Jean de Brienne Comte of Jerusalem 1195–… Berengaria … of Leon 1193–… | | |
|
|
| | | Alexander Comyn Sheriff of Aberdeen 1270–… | | | | Alexander Comyn 2nd Earl of Buchan 1217–… Elizabeth de Quincy 1220–1282 | | |
|
|
|
|
| | | Henry Plantagenet 3rd Earl of Leicester and Lancaster 1281–1345 Maud de Chaworth 1282–1322 | | | | Edmund Crouchback Plantagenet 1st Earl of Leicester and Lancaster 1245–1296 | | | | King of England, Lord of Ireland and Duke of Aquitaine (1216-1272) Henry III Plantagenet of Winchester 1207–1272 Queen Consort of England (1236-1272) Eleanor … of Provence 1217–1291 | | |
| | | | Robert I … Count of Artois 1216–… Matilda de Brabant 1224–1288 | | |
|
|
| | | Patrick de Chaworth Lord of Kidwelly …–… Isabella de Beauchamp 1236–1306 | | | | Patrick de Chaworth 1218–1274 | | |
| | | William de Beauchamp 1210–… | | |
|
|
| |
|
|
|
|
|