| 1. (Preston) Viscounts Tara, b. 1250 d. Yes, date unknown |
| 2. (Preston & De Preston) Lords Gormanston, b. 1250 d. Yes, date unknown |
| 3. (Fitzgerald & Preston) Earls of Desmond, b. 1250 d. Yes, date unknown |
| 4. (Fitzgerald) Dukes of Leinster, b. 1250 d. Yes, date unknown |
| 5. (Fitzgerald) Earls of Kildare, b. 1250 d. Yes, date unknown |
| 6. (Fitzgerald) Barons of Offaly, b. 1250 d. Yes, date unknown |
| 7. (Fitzgerald & Loundres) Barons of Nass, b. 1250 d. Yes, date unknown |
| 8. (Cusak) Lords Killeen, b. 1250 d. Yes, date unknown |
| 9. (See Fielding) Earls of Desmond, b. 1250 d. Yes, date unknown |
| 10. (Maccarthy) Lords of Muskerry, b. 1250 d. Yes, date unknown |
| 11. (Maccarthy) Earls of Clancarty, b. 1250 d. Yes, date unknown |
| 12. (Macdonnell) Earls of Antrim, b. 1250 d. Yes, date unknown |
| 13. (Barnewall) Viscounts of Kingsland, b. 1250 d. Yes, date unknown |
| 14. (Barnewall) Barons Trimleston, b. 1250 d. Yes, date unknown |
| 15. (Butler) Earls & Dukes of Ormonde, b. 1250 d. Yes, date unknown |
| 16. (Butler) Earls of Ossory, b. 1250 d. Yes, date unknown |
| 17. (Butler) Earls of Carrick, b. 1250 d. Yes, date unknown |
| 18. (Butler) Viscounts Ikerrin, b. 1250 d. Yes, date unknown |
| 19. (Butler) Viscounts Montgarret, b. 1250 d. Yes, date unknown |
| 20. (Butler) Lords of Dunboyne, b. 1250 d. Yes, date unknown |
| 21. (Donough) Earls of Clancarry, b. 1250 d. Yes, date unknown |
| 22. (Plunkett) Earls of Fingall, b. 1250 d. Yes, date unknown |
| 23. (Plunkett) Lords of Dunsay, b. 1250 d. Yes, date unknown |
| 24. (Plunkett) Lords of Louth, b. 1250 d. Yes, date unknown |
| 25. (Plunkett) Lords of Killeen, b. 1250 d. Yes, date unknown |
| 26. (De Burgh) Earls of Ulster, b. 1250 d. Yes, date unknown |
| 27. (O'grady) Lords of Guillamore, b. 1250 d. Yes, date unknown |
| 28. (De Clifford) Lords of Thormond, b. 1250 d. Yes, date unknown |
| 29. (O'brien) Kings of Munster, b. 1250 d. Yes, date unknown |
| 30. (O'brien) Earls of Thomond, b. 1250 d. Yes, date unknown |
| 31. (O'brien) Lords & Earls of Inchiquin, b. 1250 d. Yes, date unknown |
| 32. (O'brien) Viscounts Kirkwall, b. 1250 d. Yes, date unknown |
| 33. (Dugan) Earls of Limerick, b. 1250 d. Yes, date unknown |
| 34. (St Lawerence) Lords Howth, b. 1250 d. Yes, date unknown |
| 35. (Fitzwilliam) Earls Fitzwilliam, b. 1250 d. Yes, date unknown |
| 36. (O'conor) Kings of Connaught, b. 1250 d. Yes, date unknown |
| 37. (Fleming) Lords Slane, b. 1250 d. Yes, date unknown |
| 38. (Bertie & Kerr) Dukes of Ancram, b. 1250 d. Yes, date unknown |
| 39. (Hamilton & Butler & Boyd) Earls of Arran, b. 1250 d. Yes, date unknown |
| 40. (Gore) Earls of Arran, b. 1250 d. Yes, date unknown |
| 41. (Barbazon) Earls of Meath, b. 1250 d. Yes, date unknown |