| Joining Year | Leaving Year | Name |
|---|---|---|
| 1987 | 1991 | MAKEPEACE, Alexander |
| 2008 | MANSFIELD, Edward | |
| 1971 | 1975 | MARSH, AR |
| 2000s | 2009 | MARSHALL, Robin |
| 2009 | MARSHALL, Spencer | |
| 1942 | 1944 | MATTHEWS, RG |
| 2006 | MCINTOSH, Robert | |
| 1965 | 1969 | MCNAUGHT, Anthony J |
| 1920s | 1920s | MEANLEY, Hubert Edward Silvester |
| 1952 | 1956 | METCALFE, Nicholas |
| 1960 | 1964 | MILLARD, Nicholas |
| 1949 | 1955 | MILLER, Robin |
| 1926 | 1932 | MILNER, Jack |
| 1949 | 1952 | MONTGOMERY |
| 2001 | 2004 | MOORE, Benjamin |
| 1972 | 1976 | MORRIS, RC |
| 1967 | 1972 | MORTON, Crispin P |
| 1960 | 1965 | MORTON, Guy W |
| 1964 | 1970 | MORTON, Jonathan |
| 1960 | 1964 | MORTON, Thomas |
| 1970 | 1974 | MOULD, R Andrew |
| 1964 | 1968 | MULLETT, James AJ |
| 1933 | MURRAY, LV | |
| 1956 | 1959 | MURRAY |