| Mellish (Barony) |
Robert Joseph Mellish - Fri 12th Jul 1985
|
9 May 1998 |
- |
| Melros (Barony) |
Thomas Hamilton - Tue 24th Jul 1827
|
1 December 1858 |
- |
| of Melville (Earldom) |
George Melville - Sat 8th Apr 1690
|
- |
- |
| Melville (Viscountcy) |
Henry Dundas - Fri 24th Dec 1802
|
- |
- |
| Mendelsohn (Barony) |
Jonathan Neil Mendelsohn - Thu 5th Sep 2013
|
- |
- |
| Mendip (Barony) |
Welbore Ellis - Wed 13th Aug 1794
|
- |
- |
| Mendoza (Barony) |
Neil Francis Jeremy Mendoza - Wed 16th Sep 2020
|
- |
- |
| Mentmore (Viscountcy) |
Archibald Philip Primrose - Mon 3rd Jul 1911
|
- |
- |
| Menuhin (Barony) |
Yehudi Menuhin - Mon 19th Jul 1993
|
12 March 1999 |
- |
| Meredyth (Barony) |
William Meredyth Somerville - Thu 3rd May 1866
|
8 January 1929 |
- |
| Mereworth (Barony) |
Geoffrey Henry Browne - Tue 19th Jan 1926
|
- |
- |
| of Merioneth (Earldom) |
Philip Mountbatten - Thu 20th Nov 1947
|
- |
8 September 2022 |
| Merlyn-Rees (Barony) |
Merlyn Merlyn-Rees - Wed 1st Jul 1992
|
5 January 2006 |
- |
| Merriman (Barony) |
Frank Boyd Merriman - Mon 27th Jan 1941
|
18 January 1962 |
- |
| Merrivale (Barony) |
Henry Edward Duke - Mon 19th Jan 1925
|
- |
- |
| Merron (Barony) |
Gillian Joanna Merron - Thu 28th Jan 2021
|
- |
- |
| Mersey (Barony) |
John Charles Bigham - Wed 16th Mar 1910
|
- |
- |
| Mersey (Viscountcy) |
John Charles Bigham - Sat 22nd Jan 1916
|
- |
- |
| Merthyr (Barony) |
William Thomas Lewis - Sat 24th Jun 1911
|
- |
- |
| Merton (Viscountcy) |
William Nelson - Wed 20th Nov 1805
|
- |
- |