Ahnentafel[]
- Parents
- Grandparents
- 4. Henry Percy, 3rd Earl of Northumberland (1421-1461)
- 5. Eleanor Poynings (c1422-1484)
- 6. William de Herbert, 1st Earl of Pembroke (c1423-1469)
- 7. Anne Devereux (c1430-1486)
- Great-grandparents
- 8. Henry Percy, 2nd Earl of Northumberland (c1392-1455)
- 9. Eleanor Neville (1398-1472)
- 10. Richard de Poynings (-1429)
- 11. Eleanor Berkeley (-1455)
- 12. William ap Thomas (c1380-1446)
- 13. Gwladus ferch Dafydd Gam (-1454)
- 14. Walter Devereux (1411-1459)
- 15. Elizabeth Merbury (c1412-)
- Great-great-grandparents
- 16. Henry Percy (1364-1403)
- 17. Elizabeth Mortimer (1371-1417)
- 18. Ralph de Neville, 1st Earl of Westmorland (c1364-1425)
- 19. Joan Beaufort (1379-1440)
- 20. Robert de Poynings, 4th Baron Poynings (1382-1446)
- 21. Elizabeth Grey (c1383-bef1434)
- 22.
- 23.
- 24. Thomas ap Gwyllym (c1362-1438)
- 25. Maud Morley (1380-1438)
- 26. Dafydd Gam ap Llywelyn (c1351-1415)
- 27. Gwenllian ferch Gwilym (c1380-)
- 28. Walter Devereux (1387-1420)
- 29. Maud Bromwich (bef1411-)
- 30.
- 31.