Name
- Mayor-Cooke, G, theatrical manager1
- McEwen, Hedwig Ethel, née Cole; wife of John Blackwood McEwen, 1878?-19491
- McEwen, John Blackwood, Knight, composer, 1868-1948, http://isni.org/isni/000000... http://viaf.org/viaf/198662281
- McNaught, William Gray, MusD, Editor of `The Musical Times'1
- Mellis, Mary, musician1
- Mihalovic, —, Hungarian composer1
- Milford, Humphrey Sumner, Publisher to Oxford University, 1877-19521
- Milhaud, Darius, composer1
- Millar, Cicely, née Gleeson-White, singer, b 18771
- Millar, Webster, singer1
- Milne, Alan Alexander, author, 1882-19561
- Milton, Ernest, actor1
- Morgan, Charles Langbridge, author, 1894-19581
- Morris, Thomas F, violinist1
- Munnings, Alfred James, KCVO, PRA1
- Murkin, George J, composer1
- Murray, Margaret, of Toronto1
- Napper, Heda, artist1
- Napper, John, painter1
- Nettlefold, A, theatrical manager1