Name
- Maher, W, Fr; SJ; of Stonyhurst College1
- Mais, Stuart Petrie Brodie, broadcaster novelist and journalist, 1885-19751
- Mallet, Christina Jean, née Andreae; wife of Sir Victor Mallet1
- Mallet, Victor Alexander Louis, British diplomat1
- Malpass, Stephen C., building contractor of Dursley1
- Manning, Olivia, author1
- Marriott, of Berkeley Square1
- Marshall, Claude Cunningham Bruce, novelist, 1899-1987, http://isni.org/isni/000000...1
- Martin, Frank, RE; engraver1
- McClintock-Bunbury, Pamela, née Drew afterw. Massy; artist; wife of 4th Baron Rathdonnell1
- McClintock-Bunbury, William Robert, 4th Baron Rathdonnell, MC1
- McClore, Kenneth1
- McConnell, Rosemary Helen, Dr; née Lowe; ichthyologist; wife of Dr. Richard McConnell, Director, Geological Survey, British Guiana1
- McCormac, Ann1
- McDonnell, Alexander Randal Mark, 9th Earl of Antrim, director, Dunluce-Rotherstein Ltd1
- McDonnell, Angela Christina, wife of 8th Earl of Antrim1
- McDonnell, Randall John Somerled, 8th Earl of Antrim1
- McElwain, A. R.1
- McEnroe, Patrick, Fr; of Hull1
- McGowan, L. A.1