| Mezey, Lajos | Lajos Mezey | Actor | 1947 | 4 | |
| Mihályfi, Károly, | Károly Mihályfi | Actor | 1914 - 1924 | 4 | |
| Miller, Manfred, | Manfred Miller | Designer | 1947 | 4 | |
| Milotová, Bárbora | Bárbora Milotová | Actor | 2004 - 2006 | 4 | |
| Miura, Chieko | Chieko Miura | Actor | 1999 - 2002 | 4 | |
| Mladeck, Kyra | Kyra Mladeck | Actor | 1971 | 4 | |
| Modugno, Lodovica, | Lodovica Modugno | Actor | 1969 - 1974 | 4 | |
| Mori, Eijiro, | Eijiro Mori | Actor | 1911 - 1912 | 4 | |
| Moszkowicz, Imo | Imo Moszkowicz | Director | 1964 | 4 | |
| Mufti, Uns, | Uns Mufti | Composer | 2006 - 2012 | 4 | |
| Müller, Elisabeth, | Elisabeth Müller | Actor | 1946 | 4 | |
| Müller, Erna, | Erna Müller | Actor | 1894 - 1901 | 4 | |
| Müller, Hilde, | Hilde Müller | Actor | 1909 | 4 | |
| Müller, Poul | Poul Müller | Actor | 1943 | 4 | |
| Mundrawala, Asma, | Asma Mundrawala | Actor | 2006 - 2012 | 4 | |
| Myles, Chris | Chris Myles | Actor | 2008 | 4 | |
| McDonald, Frank | Frank McDonald | Actor | 1971 | 4 | |
| Müller, -, | - Müller | Actor | 1903 - 1918 | 4 | |
| Möser, Nicola | Nicola Möser | Costume Designer | 2005 - 2006 | 4 | |
| Mădescu, Mihai | Mihai Mădescu | Costume Designer, Designer | 1972 - 1992 | 4 | |
| Muire, Frk., | Frk. Muire | Actor | 1889 | 4 | |
| Marengo, Bruno | Bruno Marengo | Actor | 1997 | 4 | |
| Marengo, Maria | Maria Marengo | Actor | 1997 | 4 | |
| Maslo, Arthur | Arthur Maslo | Actor | 1997 | 4 | |
| Moor, Louis B. J., | Louis B. J. Moor (Louis B. J. Moor) | Actor, Director | 1880 | 4 | |
| Montenegro, Ira | Ira Montenegro | Lighting Designer | 1988 | 4 | |
| Melander, Nils | Nils Melander | Actor | 2001 | 4 | |
| Minkus, Hannelore | Hannelore Minkus | Actor | 1953 | 4 | |
| Merten, Claudius, | Claudius Merten | Actor | 1889 - 1895 | 4 | |
| Maloya, Chimwemwe, | Chimwemwe Maloya | Actor | 2006 | 4 | |
| Marshall, Caleb | Caleb Marshall | Actor, Director | 2011 | 4 | |
| Müller II, Fräul., | Fräul. Müller II | Actor | 1889 - 1891 | 4 | |
| Moretti, Ivan | Ivan Moretti | Actor | 2008 | 4 | |
| Murchio, Mario | Mario Murchio | Designer | 2008 | 4 | |
| Monsen, Hans, | Hans Monsen | Actor | 1861 - 1864 | 4 | |
| Meyer, Fru, | Fru Meyer | Actor | 1871 | 4 | |
| Martin, -, | - Martin | Actor | 1877 - 1881 | 4 | |
| Malmgren, Oscar, | Oscar Malmgren | Actor | 1886 - 1896 | 4 | |
| Mickler, Wilhelm, | Wilhelm Mickler | Actor | 1886 | 4 | |
| Møller, Alfred, | Alfred Møller | Actor | 1887 - 1901 | 4 | |
| Mylius, Adolf, | Adolf Mylius | Actor | 1888 - 1898 | 4 | |
| Michal, -, | - Michal | Actor | 1889 | 4 | |
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Contributors
