Letters Patent for the Kingdom of Ireland
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By title: M
All letters patent for Kingdom of Ireland
| Kingdom | Reign | Issued on | Peerage types | Peerages | Issued to |
|---|---|---|---|---|---|
| Kingdom of Ireland | George III | Thu 19th Jul 1792 | Promotion in the peerage of Ireland | Macartney | MACARTNEY George |
| Kingdom of Ireland | George III | Fri 19th Jul 1776 | Peerage of Ireland | Macartney | MACARTNEY George |
| Kingdom of Ireland | George III | Sat 1st Mar 1794 | Promotion in the peerage of Ireland | Macartney | MACARTNEY George |
| Kingdom of Ireland | George III | Thu 25th Jul 1776 | Peerage of Ireland | Macdonald | MACDONALD Alexander |
| Kingdom of Ireland | George II | Thu 26th Apr 1759 | Hereditary peerage subsidiary to another created by the same letters patent | Macduff | DUFF William |
| Kingdom of Ireland | James I | Tue 18th Jul 1623 | Peerage of Ireland | Magennis | MAGENNIS Arthur |
| Kingdom of Ireland | Charles I | Fri 3rd Mar 1628 | Peerage of Ireland | Maguire | MAGUIRE Bryan Roe |
| Kingdom of Ireland | George II | Thu 17th Dec 1750 | Peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Malton, Malton | WATSON-WENTWORTH Charles |
| Kingdom of Ireland | George II | Fri 16th Jul 1756 | Promotion in the peerage of Ireland | Massereene | SKEFFINGTON Clotworthy |
| Kingdom of Ireland | Charles II | Sun 21st Nov 1660 | Peerage of Ireland | Massereene | CLOTWORTHY John |
| Kingdom of Ireland | George III | Sun 4th Aug 1776 | Peerage of Ireland | Massy | MASSY Hugh |
| Kingdom of Ireland | George II | Thu 2nd May 1743 | Hereditary peerage subsidiary to another created by the same letters patent | Maule | MAULE William |
| Kingdom of Ireland | James I | Sat 30th May 1620 | Peerage of Ireland | Maynard | MAYNARD William |
| Kingdom of Ireland | George III | Sat 13th Jan 1781 | Promotion in the peerage of Ireland | Mayo | BOURKE John |
| Kingdom of Ireland | George III | Fri 24th Jun 1785 | Promotion in the peerage of Ireland | Mayo | BOURKE John |
| Kingdom of Ireland | Charles I | Mon 21st Jun 1627 | Peerage of Ireland | Mayo | BOURKE Theobald |
| Kingdom of Ireland | Charles I | Fri 16th Apr 1627 | Promotion in the peerage of Ireland | Meath | BRABAZON William |
| Kingdom of Ireland | George III | Thu 11th Jan 1781 | Promotion in the peerage of Ireland | Melbourne | LAMB Peniston |
| Kingdom of Ireland | George III | Thu 28th Jun 1770 | Peerage of Ireland | Melbourne | LAMB Peniston |
| Kingdom of Ireland | George III | Tue 11th Feb 1766 | Promotion in the peerage of Ireland | Mexborough | SAVILE John |