| | | | Edmund "Crouchback" PLANTAGENET 1245 - 1296
  | Blanche d'ARTOIS 1245 - 1302
  | Sir Patrick (Lord Kidwillyin) CHAWORTH 1250 - 1283
  | Isabell de BEAUCHAMP 1266 - 1306
  | Robert de VERE 1240 - 1296
  | Alice de SANFORD 1230 - 1317
  | Richard FOLIET
 | ? | | | | |
| | | | | | | | | | | | | | | |
| | | | | | | |
Henri de BEAUMONT
 | Alice COMYN
 | Henry "Wryneck" de Lancaster PLANTAGENET 1281 - 1345
  | Maud CHAWORTH 1282 - 1316
  | Sir Alfonso de VERE 1266 - 1328
  | Joan FOLIET
  | | |
| | | | | | | |
| | | |
John de BEAUMONT 1317 - 1342
  | Eleanor PLANTAGENET 1311 - 1372
  | John de VERE 1311 - 1359
  | Maud de BADLESMERE
 |
| | | |
| |
Sir Baron Henry BEAUMONT
  | Baroness Margaret de VERE 1340 - 1398
  |
| |
|
Sir Baron John Beaumont BEAUMONT
 |