George III , monarch of the Kingdom of Ireland
25 October 1760 until 1 January 1801.
Letters Patent for this reign
| Kingdom | Reign | Issued on | Peerage types | Peerages | Issued to |
|---|---|---|---|---|---|
| Kingdom of Ireland | George III | Wed 14th Feb 1798 | Hereditary peerage subsidiary to another created by the same letters patent, Peerage of Ireland | Castlerosse, Kenmare | BROWNE Valentine |
| Kingdom of Ireland | George III | Mon 17th Feb 1766 | Peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Dungannon, Hill | HILL-TREVOR Arthur |
| Kingdom of Ireland | George III | Mon 27th Nov 1797 | Peerage of Ireland | Headley | ALLANSON WINN George |
| Kingdom of Ireland | George III | Sat 9th Nov 1799 | Peerage of Ireland | Henley | EDEN Morton |
| Kingdom of Ireland | George III | Thu 31st Jul 1800 | Peerage of Ireland | Henniker | HENNIKER John |
| Kingdom of Ireland | George III | Sun 4th Mar 1798 | Peerage of Ireland | Holmes | HOLMES Leonard |
| Kingdom of Ireland | George III | Thu 12th Sep 1782 | Peerage of Ireland | Hood | HOOD Samuel |
| Kingdom of Ireland | George III | Fri 17th Mar 1797 | Peerage of Ireland | Hotham | HOTHAM William |
| Kingdom of Ireland | George III | Thu 3rd Sep 1767 | Promotion in the peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Howth, St Lawrence | ST LAWRENCE Thomas |
| Kingdom of Ireland | George III | Sat 9th Jul 1796 | Peerage of Ireland | Huntingfield | VANNECK Joshua |
| Kingdom of Ireland | George III | Thu 13th Oct 1768 | Peerage of Ireland | Irnham | LUTTRELL Simon |
| Kingdom of Ireland | George III | Thu 16th Mar 1797 | Peerage of Ireland | Keith | ELPHINSTONE George Keith |
| Kingdom of Ireland | George III | Sun 28th Jul 1776 | Peerage of Ireland | Kensington | EDWARDES William |
| Kingdom of Ireland | George III | Sat 25th Nov 1797 | Peerage of Ireland | Kilconnel | TRENCH William Power Keating |
| Kingdom of Ireland | George III | Thu 19th Mar 1761 | Promotion in the peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Kildare, Offaly | FITZGERALD James |
| Kingdom of Ireland | George III | Mon 2nd Dec 1793 | Promotion in the peerage of Ireland | Kilkenny | BUTLER Edmund |
| Kingdom of Ireland | George III | Mon 21st Sep 1789 | Peerage of Ireland | Kilmaine | BROWNE John |
| Kingdom of Ireland | George III | Mon 2nd Jul 1798 | Peerage of Ireland | Kilwarden | WOLFE Arthur |
| Kingdom of Ireland | George III | Wed 30th Sep 1795 | Peerage of Ireland | Kilwarden | WOLFE Anne |
| Kingdom of Ireland | George III | Sat 14th Jul 1764 | Peerage of Ireland | Kilworth | MOORE Stephen |