- Mitchell, Philip H. (Philip Henry), 1883-1955, author1
- Montague, Joseph Franklin, 1893-1974 author1
- Moore, Carl R. (Carl Richard), 1892-1955, author1
- Moore, Harry H. (Harry Hascall), 1881-1949, author1
- Moore, Thomas Verner, 1877-1969 author1
- Morgan, Thomas Hunt, 1866-1945, author1
- Morgulis, Sergius, 1885-1971, author1
- Morrey, Charles Bradfield, 1869-1954, author1
- Morris, Roger Sylvester, 1877- author1
- Morse, John Lovett, 1865-1940, author1
- Moses, Alfred G., author1
- Mosher, Clelia Duel, 1863-1940, author1
- Mouritz, A. A. St. M. (Arthur Albert St. M.), 1861-19431
- Muirhead, A. L. (Archibald Lawrence), 1863-1921 author1
- Muller, H. J. (Hermann Joseph), 1890-1967, author1
- Mulliner, Mary Rees, 1860-1940 author1
- Munday, W. E., author1
- Munson, Edward Lyman, 1868-1947, author1
- Murphy, Emily F. (Emily Ferguson), 1868-1933 author1
- Murray, Arthur L., author1