| Longueville (Barony) |
Richard Longfield - Thu 1st Oct 1795
|
23 May 1811 |
- |
| Lucan (Barony) |
Charles Bingham - Wed 24th Jul 1776
|
- |
- |
| Ludlow (Barony) |
Peter Ludlow - Fri 19th Dec 1755
|
16 April 1842 |
- |
| Lumley (Viscountcy) |
Richard Lumley - Wed 12th Jul 1628
|
- |
- |
| Luxborough (Barony) |
Robert Knight - Mon 8th Aug 1746
|
30 March 1772 |
- |
| Macartney (Barony) |
George Macartney - Fri 19th Jul 1776
|
31 March 1806 |
- |
| Macdonald (Barony) |
Alexander Macdonald - Thu 25th Jul 1776
|
- |
- |
| Magennis (Viscountcy) |
Arthur Magennis - Tue 18th Jul 1623
|
- |
- |
| Maguire (Barony) |
Bryan Roe Maguire - Fri 3rd Mar 1628
|
11 February 1645 |
- |
| of Malton (Earldom) |
Charles Watson-Wentworth - Thu 17th Dec 1750
|
1 July 1782 |
- |
| Massereene (Viscountcy) |
John Clotworthy - Sun 21st Nov 1660
|
- |
- |
| Massy (Barony) |
Hugh Massy - Sun 4th Aug 1776
|
- |
- |
| Maynard (Barony) |
William Maynard - Sat 30th May 1620
|
30 June 1775 |
- |
| Mayo (Viscountcy) |
Theobald Bourke - Mon 21st Jun 1627
|
12 January 1767 |
- |
| Melbourne (Barony) |
Peniston Lamb - Thu 28th Jun 1770
|
29 January 1853 |
- |
| Micklethwaite (Barony) |
Joseph Micklethwaite - Mon 14th Aug 1724
|
16 January 1734 |
- |
| Milford (Barony) |
Richard Philipps - Mon 22nd Jul 1776
|
28 November 1823 |
- |
| Milton (Barony) |
Joseph Damer - Tue 3rd Jul 1753
|
7 March 1808 |
- |
| Molesworth (Viscountcy) |
Robert Molesworth - Thu 16th Jul 1716
|
- |
- |
| Molyneux (Viscountcy) |
Richard Molyneux - Fri 22nd Dec 1628
|
13 April 1972 |
- |