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 | Sun 19th Jun 1785 | Peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Antrim, Dunluce | MACDONNELL Randal William |
| Kingdom of Ireland | George III | Mon 4th Jul 1791 | Hereditary peerage subsidiary to another created by the same letters patent, Promotion in the peerage of Ireland | Belfast, Donegall | CHICHESTER Arthur |
| Kingdom of Ireland | George III | Wed 4th Dec 1793 | Hereditary peerage subsidiary to another created by the same letters patent, Promotion in the peerage of Ireland | Castle-Cuffe, Desart | CUFFE Otway |
| Kingdom of Ireland | George III | Tue 29th May 1770 | Peerage of Ireland | Dawson | DAWSON William Henry |
| Kingdom of Ireland | George III | Thu 31st Jul 1800 | Peerage of Ireland | de Blaquiere | DE BLAQUIERE John |
| Kingdom of Ireland | George III | Fri 17th Oct 1783 | Peerage of Ireland | Delaval | DELAVAL John Hussey |
| Kingdom of Ireland | George III | Thu 18th Jul 1776 | Peerage of Ireland | de Montalt | MAUDE Thomas |
| Kingdom of Ireland | George III | Wed 29th Jun 1785 | Peerage of Ireland | de Montalt | MAUDE Cornwallis |
| Kingdom of Ireland | George III | Fri 5th Jan 1781 | Promotion in the peerage of Ireland | Desart | CUFFE Otway |
| Kingdom of Ireland | George III | Fri 19th Jul 1776 | Promotion in the peerage of Ireland | de Vesci | VESEY Thomas |
| Kingdom of Ireland | George III | Wed 22nd Jun 1785 | Promotion in the peerage of Ireland | Doneraile | ST LEGER St Leger |
| Kingdom of Ireland | George III | Fri 2nd Aug 1776 | Peerage of Ireland | Doneraile | ST LEGER St Leger |
| Kingdom of Ireland | George III | Wed 31st Dec 1800 | Promotion in the peerage of Ireland | Donoughmore | HELY-HUTCHINSON Richard |
| Kingdom of Ireland | George III | Mon 20th Nov 1797 | Promotion in the peerage of Ireland | Donoughmore | HELY-HUTCHINSON Richard |
| Kingdom of Ireland | George III | Thu 16th Oct 1783 | Peerage of Ireland | Donoughmore | HELY HUTCHINSON Christiana |
| Kingdom of Ireland | George III | Thu 20th Aug 1789 | Promotion in the peerage of Ireland | Downshire | HILL Wills |
| Kingdom of Ireland | George III | Tue 5th Jul 1791 | Promotion in the peerage of Ireland | Drogheda | MOORE Charles |
| Kingdom of Ireland | George III | Thu 31st Jul 1800 | Peerage of Ireland | Dufferin and Claneboye | BLACKWOOD Dorcas |
| Kingdom of Ireland | George III | Thu 31st Jul 1800 | Peerage of Ireland | Dunalley | PRITTIE Henry |
| 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 |