| Mersey (Viscountcy) |
John Charles Bigham - Sat 22nd Jan 1916
|
- |
- |
| Merton (Viscountcy) |
William Nelson - Wed 20th Nov 1805
|
- |
- |
| Micklethwaite (Viscountcy) |
Joseph Micklethwaite - Fri 6th Jun 1727
|
16 January 1734 |
- |
| Midleton (Viscountcy) |
Alan Brodrick - Sun 15th Aug 1717
|
- |
- |
| Mills (Viscountcy) |
Percy Herbert Mills - Wed 22nd Aug 1962
|
- |
- |
| Milner (Viscountcy) |
Alfred Milner - Tue 15th Jul 1902
|
13 May 1925 |
- |
| Milsington (Viscountcy) |
David Colyear - Fri 13th Apr 1703
|
18 January 1835 |
- |
| Milton (Viscountcy) |
Joseph Damer - Fri 18th May 1792
|
7 March 1808 |
- |
| Milton (Viscountcy) |
William Fitzwilliam - Tue 6th Sep 1746
|
21 September 1979 |
- |
| Milton (Viscountcy) |
William Fitzwilliam - Tue 21st Jul 1716
|
21 September 1979 |
- |
| Molesworth (Viscountcy) |
Robert Molesworth - Thu 16th Jul 1716
|
- |
- |
| Molyneux (Viscountcy) |
Richard Molyneux - Fri 22nd Dec 1628
|
13 April 1972 |
- |
| Monck (Viscountcy) |
Charles Stanley Monck - Mon 5th Jan 1801
|
- |
- |
| Monckton of Brenchley (Viscountcy) |
Walter Turner Monckton - Mon 11th Feb 1957
|
- |
- |
| Monsell (Viscountcy) |
Bolton Meredith Eyres-Monsell - Sat 30th Nov 1935
|
28 November 1993 |
- |
| Monson (Viscountcy) |
William Monson - Wed 23rd Aug 1628
|
12 July 1661 |
- |
| Montgomery (Viscountcy) |
William Herbert - Mon 24th Mar 1687
|
8 March 1748 |
- |
| Montgomery (Viscountcy) |
Hugh Montgomery - Tue 3rd May 1622
|
7 April 1757 |
- |
| Montgomery of Alamein (Viscountcy) |
Bernard Law Montgomery - Thu 31st Jan 1946
|
- |
- |
| Monthermer (Viscountcy) |
Ralph Montagu - Sat 9th Apr 1689
|
6 July 1749 |
- |