| Malmström, Ernst | Ernst Malmström | Actor, Director | 1879 - 1912 | 40 | |
| Mendelssohn-Bartholdy, Felix | Felix Mendelssohn-Bartholdy | Composer | 1879 - 1916 | 18 | |
| Mozart, Wolfgang Amadeus | Wolfgang Amadeus Mozart | Composer | 1879 - 2008 | 7 | |
| Mittell, Karl | Karl Mittell | Actor | 1880 | 1 | |
| Müller, Fr. | Fr. Müller | Actor | 1880 | 1 | |
| Mellin, Frk. | Frk. Mellin | Actor | 1880 | 3 | |
| Michelsen, Anna | Anna Michelsen | Actor | 1880 - 1882 | 3 | |
| Moor, Louis B. J. | Louis B. J. Moor | Actor, Director | 1880 - 1891 | 4 | |
| Madsen, Axel | Axel Madsen | Actor | 1880 - 1915 | 10 | |
| Minna, - | - Minna | Actor | 1881 | 1 | |
| Michelsen, - | - Michelsen | Actor | 1881 | 1 | |
| Moser, Mr. | Mr. Moser | Actor | 1881 | 1 | |
| Mebius, Mr. | Mr. Mebius | Actor | 1881 | 1 | |
| Mazal, Mr. | Mr. Mazal | Actor | 1881 | 1 | |
| Martin, Frk. | Frk. Martin | Actor | 1881 | 1 | |
| Meyer, A. | A. Meyer | Actor | 1881 - 1900 | 4 | |
| Marcello-Chraszczewska, Helena | Helena Marcello-Chraszczewska | Actor | 1882 | 1 | |
| Milański, Marceli (Trapszo) | Marceli (Trapszo) Milański | Actor | 1882 | 1 | |
| Milańska, Aleksandra (Trapszo) | Aleksandra (Trapszo) Milańska | Actor | 1882 | 1 | |
| Milewska, Michalina (?) | Michalina (?) Milewska | Actor | 1882 | 1 | |
| Malmgren, Sigismund | Sigismund Malmgren | Actor | 1882 - 1883 | 2 | |
| Modrzejewska, Helena | Helena Modrzejewska | Actor | 1882 - 1885 | 2 | 1 |
| Micińska, Magdalena | Magdalena Micińska | Actor | 1882 - 1908 | 3 | |
| Modjeska, Helena | Helena Modjeska | Actor | 1883 | 1 | |
| Marquard-Olsen, Urania | Urania Marquard-Olsen | Actor | 1883 - 1924 | 57 | 1 |
| Marx, Carl | Carl Marx | Actor | 1883 - 1924 | 10 | |
| Maclean, Annie | Annie Maclean | Actor | 1884 | 1 | |
| Maclean, John | John Maclean | Actor | 1884 | 1 | |
| Matthews, Helen | Helen Matthews | Actor | 1884 | 1 | |
| Murray, Leigh | Leigh Murray | Actor | 1884 | 1 | |
| Møller, Emil | Emil Møller | Actor | 1885 | 2 | |
| Mendelsohn, Carol | Carol Mendelsohn | Composer | 1885 | 1 | |
| Moszkowsky, Moritz | Moritz Moszkowsky | Composer | 1885 - 1888 | 3 | |
| Meyer, Carl | Carl Meyer | Actor | 1885 - 1892 | 3 | |
| Møller, Christian | Christian Møller | Actor | 1885 - 1894 | 16 | |
| Mantzius, Karl | Karl Mantzius | Actor, Director | 1885 - 1914 | 26 | 4 |
| Molander, Harald | Harald Molander | Actor, Director, Translator | 1885 - 1944 | 48 | 1 |
| Moe, - | - Moe | Actor | 1886 | 1 | |
| Meyer, Olga | Olga Meyer | Actor | 1886 | 1 | |
| Møller, H. | H. Møller | Actor | 1886 | 1 | |
| Møller, E. | E. Møller | Actor | 1886 | 1 | |
| Møller, - | - Møller | Actor | 1886 | 1 | |
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