Name
- Meynell, Wilfrid, author2
- Mills, Joan Saxon, afterwards Butterworth daughter of John Saxon Mills2
- Minchin, James Humphrey Cotton, author and publisher2
- Monkhouse, Laura, daughter of Cosmo Monkhouse2
- Mortlake, Harold, bookseller2
- Morton, John Cameron Andrieu Bingham Michael, humorous journalist; alias 'Beachcomber', 1893-19792
- Moult, Thomas, poet and critic2
- Muller, Frederick, publisher2
- Murphy, Thomas J, sculptor2
- National Book League2
- Newbolt, Henry John, Knight, poet and writer, 1862-19382
- Nicholl, Barbara, daughter of W Nicholl2
- Nuttgens, Joseph E, worker in stained glass2
- O'Connell, John Robert, Reverend solicitor afterwards priest2
- O'Donnell, Charles Leo, President of the University of Notre Dame2
- O'Hara, John Francis, Cardinal, RC Archbishop of Philadelphia2
- O'Riordan, Conal Holmes O'Connell, alias 'F Norreys Connell', novelist and playwright2
- Oldershaw, Lucian Robert Frederic, economist2
- Oldershaw, Pamela, daughter of L R F Oldershaw2
- Orpen, John Denys, Vicar of Peaslake Surrey2