Name
- Mackay, Mary, alias `Marie Corelli', novelist1
- Maclure and Co, engravers and printers1
- Macmillan, Frederick Orridge, publisher1
- Macmillan, George Augustin, publisher, 1855-19361
- Macmillan, Georgiana Elizabeth, née Warrin wife of Sir F O Macmillan publisher1
- Macmillan, Margaret Helen, née Lucas wife of G A Macmillan publisher1
- Macquoid, Thomas Robert, artist and illustrator1
- Maggs Bros, antiquarian booksellers, London, 1853-1
- Malheiro, Manuel1
- Malleson, Frederick Amadeus, Vicar of Broughton-in-Furness1
- Mallock, William Hurrell, author1
- Mannings, James, accountant of R Bentley and Son1
- Marks, Mary A M, née Hoppus author1
- Marriott, William, Assistant Sec Royal Meteorological Society1
- Marshall, Hugh John Cole, FRIBA, Sec Royal Literary Fund1
- Marson, Clotilda, Lecturer in English Literature1
- Marston, Robert Bright, author1
- Mason, M, of Slough1
- Mason, S, of Upton Buck1
- Mathew, Anthony Stephen, of St Martins-in-the-Fields1