Blanche Plantagenet …–1380 | | |
| | William Donn de Burgh 1312–1333 | | |
| | Joan of Lancaster Plantagenet …–1349 John Mowbray Lord Mowbray …–1361 | | |
Isabel Plantagenet Abbess of Ambresbury …–… | | |
| | Eleanor Plantagenet of Lancaster …–1372 John Beaumont Lord Beaumont …–1342 Richard FitzAlan 10th Earl of Arundel and 10th Earl of Surrey 1306–1376 | | |
Henry … 3rd Lord Percy …–1368 | | |
| | Henry Plantagenet of Grosmont, 1st Duke of Lancaster, 4th Earl of Leicester and Lancaster, KG 1310–1361 | | |
| | Maud de Chaworth 1282–1322 Henry Plantagenet 3rd Earl of Leicester and Lancaster 1281–1345 | | |
| | Isabel le Despenser 1312–1356 Richard FitzAlan 10th Earl of Arundel and 10th Earl of Surrey 1306–1376 | | |
| | Edward le Despenser 1310–1342 | | |
| | Hugh Despenser 1st Lord Despenser 1286–1326 Eleanor de Clare 1292–1337 | | |
Aline le Despenser …–1353 Edward Burnell Lord Burnell …–… | | |
Isabella le Despenser …–1334 Ralph de Monthermer 1st Baron Monthermer, Earl of Hertford, Earl of Gloucester, Earl of Atholl …–1325 | | |
Philip le Despenser …–1313 | | |
| | Isabella de Beauchamp 1236–1306 Patrick de Chaworth Lord of Kidwelly …–… Hugh le Despenser 1262–1326 | | |
| | William de Beauchamp 1210–… | | |
| | William de Beauchamp …–1268 | | | | Walcheline de Beauchamp …–… | | | | Walter de Beauchamp …–1235 | | |
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