| Benj. N. (Benjamin Nicholas) Martin | 1816–1883 | 1 |
| Edward A. (Edward Alfred) Martin | 1864–1943 | 1 |
| Frederick Martin | 1830–1883 | 1 |
| George Madden Martin | 1866–1946 | 2 |
| Helen Reimensnyder Martin | 1868–1939 | 1 |
| John Martin | 1865–1947 | 1 |
| Stuart Martin | born 1882 | 1 |
| T. T. (Thomas Theodore) Martin | 1862–1939 | 1 |
| Martin, Theodore, Sir | 1816–1909 | 4 |
| Thomas Commerford Martin | 1856–1924 | 1 |
| W. A. P. (William Alexander Parsons) Martin | 1827–1916 | 1 |
| William Martin | 1801–1867 | 1 |
| Édouard Martin | 1828–1866 | 1 |
| Harriet Martineau | 1802–1876 | 9 |
| Martinengo-Cesaresco, Evelyn Lilian Hazeldine Carrington, contessa | 1852–1931 | 2 |
| Joseph Paul Martino | born 1931 | 1 |
| José Martí | 1853–1895 | 2 |
| Eduardo Martín de la Cámara | born 1873 | 1 |
| Francis Sydney Marvin | 1863–1943 | 2 |
| Karl Marx | 1818–1883 | 2 |
| Marie Marx-Koning | 1864–1926 | 1 |
| Marzials, Frank T. (Frank Thomas), Sir | 1840–1912 | 1 |
| Sylvain Maréchal | 1750–1803 | 4 |
| Pietro Mascagni | 1863–1945 | 1 |
| José Freire de Monterroyo Mascarenhas | 1670–1760 | 1 |
| John Masefield | 1878–1967 | 6 |
| Masham, Damaris, Lady | 1658–1708 | 1 |
| A. E. W. (Alfred Edward Woodley) Mason | 1865–1948 | 9 |
| Amelia Gere Mason | 1831–1923 | 1 |
| David Mason | 1924–1974 | 1 |
| Edward T. (Edward Tuckerman) Mason | 1847–1911 | 1 |
| Frank H. (Frank Henry) Mason | 1876–1965 | 1 |
| Lawrence Mason | 1882–1939 | 1 |
| Otis Tufton Mason | 1838–1908 | 1 |
| Stuart Mason | 1872–1927 | 1 |
| Walt Mason | 1862–1939 | 1 |
| Walter George Mason | 1820–1866 | 2 |
| G. (Gaston) Maspero | 1846–1916 | 12 |
| Massa, Philippe, marquis de | 1831–1911 | 5 |
| Jean Massart | 1865–1925 | 1 |
| Philip Massinger | 1583–1640 | 2 |
| Henri Massis | 1886–1970 | 1 |
| David Masson | 1822–1907 | 2 |
| Thomas L. Masson | 1866–1934 | 3 |
| H. J. L. J. (Henri Jean Louis Joseph) Massé | born 1860 | 2 |
| Edgar Lee Masters | 1868–1950 | 4 |
| Maxwell T. (Maxwell Tylden) Masters | 1833–1907 | 1 |
| John Mastin | 1865–1932 | 1 |
| Fortunino Matania | born 1881 | 1 |
| Frank Jewett Mather | 1868–1953 | 1 |
| Marshall Mather | 1851–1916 | 1 |
| E. Powys (Edward Powys) Mathers | 1892–1939 | 1 |
| Basil Mathews | 1879–1951 | 1 |
| Cornelius Mathews | 1817–1889 | 2 |
| Joanna H. (Joanna Hooe) Mathews | 1849–1901 | 2 |
| R. H. (Robert Hamilton) Mathews | 1841–1918 | 2 |
| W. S. B. (William Smythe Babcock) Mathews | 1837–1912 | 2 |
| Albert Mathiez | 1874–1932 | 1 |
| Júlio de Matos | 1856–1922 | 1 |
| William Diller Matthew | 1871–1930 | 1 |
| Lisle de Vaux Matthewman | born 1867 | 1 |
| Brander Matthews | 1852–1929 | 10 |
| Ike Matthews | 1857–1913 | 1 |
| Washington Matthews | 1843–1905 | 3 |
| Charles Émile Matthis | born 1838 | 1 |
| Harold Mattingly | 1884–1964 | 1 |
| Charles Robert Maturin | 1780–1824 | 1 |
| B. W. (Bertram Waldrom) Matz | 1865–1925 | 1 |
| Camille Mauclair | 1872–1945 | 1 |
| Aylmer Maude | 1858–1938 | 5 |
| Louise Maude | 1855–1939 | 6 |
| W. Somerset (William Somerset) Maugham | 1874–1965 | 5 |
| Guy de Maupassant | 1850–1893 | 47 |
| Arthur Bartlett Maurice | 1873–1946 | 1 |
| Furnley Maurice | 1881–1942 | 1 |
| Justus van Maurik | 1846–1904 | 3 |
| Jules Mauritzson | 1868–1930 | 1 |
| Mawson, Douglas, Sir | 1882–1958 | 1 |
| Berton L. (Berton Lewis) Maxfield | 1873–1937 | 1 |
| Donald Maxwell | 1877–1936 | 1 |