| Malmgren, Oskar | Oskar Malmgren | Director, Translator | 1878 - 1886 | 10 | |
| Mayer, Agda | Agda Mayer | Actor | 1878 - 1887 | 4 | |
| Meyer, Ms. | Ms. Meyer | Actor | 1878 - 1893 | 3 | |
| Meves, Ernst Wilhelm | Ernst Wilhelm Meves | Actor | 1878 - 1895 | 2 | |
| Meyer, Marie | Marie Meyer | Actor | 1878 - 1904 | 15 | 1 |
| Martersteig, Max | Max Martersteig | Actor, Adaptation, Director | 1878 - 1918 | 16 | 1 |
| Mark, Josef | Josef Mark | Actor | 1878 - 1938 | 15 | |
| Moberg, Walfrid | Walfrid Moberg | Actor | 1879 | 1 | |
| Matthias, Frk. | Frk. Matthias | Actor | 1879 | 1 | |
| Mátray, Béla | Béla Mátray | Actor | 1879 | 1 | |
| Maxstadt, Hr. | Hr. Maxstadt | Actor | 1879 | 1 | |
| Meyer, Adolf | Adolf Meyer | Actor | 1879 - 1907 | 6 | |
| Malmström, Ernst | Ernst Malmström | Actor, Director | 1879 - 1912 | 40 | 1 |
| Mendelssohn-Bartholdy, Felix | Felix Mendelssohn-Bartholdy | Composer | 1879 - 1916 | 18 | |
| Mozart, Wolfgang Amadeus | Wolfgang Amadeus Mozart | Composer | 1879 - 2008 | 7 | 1 |
| 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 | 1 |
| 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 | |
| Modrzejewska, Helena | Helena Modrzejewska | Actor | 1882 - 1885 | 2 | 2 |
| Malmgren, Sigge | Sigge Malmgren | Actor | 1882 - 1895 | 16 | 1 |
| Micińska, Magdalena | Magdalena Micińska | Actor | 1882 - 1908 | 3 | |
| Modjeska, Helena | Helena Modjeska | Actor | 1883 | 1 | 1 |
| Marquard-Olsen, Urania | Urania Marquard-Olsen | Actor | 1883 - 1924 | 64 | 2 |
| Marx, Carl | Carl Marx | Actor | 1883 - 1926 | 12 | 2 |
| Maclean, Annie | Annie Maclean | Actor | 1884 | 1 | 1 |
| Maclean, John | John Maclean | Actor | 1884 | 1 | 1 |
| Matthews, Helen | Helen Matthews | Actor | 1884 | 1 | 1 |
| Murray, Leigh | Leigh Murray | Actor | 1884 | 1 | 1 |
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