| Muceniece, Otīlija | Otīlija Muceniece | Actor, Director | 1897 - 1923 | 11 | |
| Manker, Gustav | Gustav Manker | Designer, Director | 1948 - 1972 | 11 | 1 |
| Mahler, Gustav | Gustav Mahler | Composer | 1979 - 2020 | 11 | 1 |
| Mara (Rozan), Agni | Agni Mara (Rozan) | Actor | 1911 - 1918 | 11 | |
| Malmsjö, Jonas | Jonas Malmsjö | Actor | 2001 - 2015 | 11 | 1 |
| Manolidou, Vaso | Vaso Manolidou | Actor | 1933 - 1979 | 11 | |
| Munzar, Ludĕk | Ludĕk Munzar | Actor | 1964 - 1994 | 11 | 1 |
| Mukherjee, Senjuti | Senjuti Mukherjee | Costume Designer | 2006 - 2009 | 11 | |
| Morogiannis, Giorgos | Giorgos Morogiannis | Actor | 1981 - 1991 | 11 | |
| Meydam, Carina | Carina Meydam | Dramaturg | 1996 - 1997 | 11 | |
| Möck, Anne | Anne Möck | Actor | 2010 | 11 | |
| Moreau, Julie | Julie Moreau | Musician | 2012 | 11 | |
| Maury, Nicolas | Nicolas Maury | Actor | 2012 | 11 | |
| Martel, Nicolas | Nicolas Martel | Actor | 2012 | 11 | |
| May-Wolsdorff, Ricky | Ricky May-Wolsdorff | Director | 2012 - 2013 | 11 | |
| Meninger, Frédérique | Frédérique Meninger | Actor | 1999 | 11 | |
| Morris, Gladys | Gladys Morris | Actor | 1907 - 1909 | 11 | |
| Murzeau, Delphy | Delphy Murzeau | Actor | 2012 - 2014 | 11 | |
| Mills, Grace | Grace Mills | Actor | 1936 - 1938 | 12 | |
| Mielche, Edouard | Edouard Mielche | Actor, Director | 1935 - 2003 | 12 | |
| Mićunović, Branislav | Branislav Mićunović | Adaptation, Costume Designer, Designer, Director | 2000 - 2001 | 12 | |
| Murchio, Andrea | Andrea Murchio | Actor, Adaptation, Director | 2008 - 2011 | 12 | |
| Mitterwurzer, Friedrich | Friedrich Mitterwurzer | Actor | 1876 - 1897 | 12 | 2 |
| Marx, Carl | Carl Marx | Actor | 1883 - 1926 | 12 | 2 |
| Mancke, Paula | Paula Mancke | Actor | 1893 - 1900 | 12 | |
| Mathiesen, Anna | Anna Mathiesen | Actor | 1897 | 12 | 1 |
| Madsen, Carl | Carl Madsen | Actor | 1899 - 1904 | 12 | |
| Meyer, Alfred | Alfred Meyer | Actor | 1910 - 1928 | 12 | 1 |
| MacDermott, Marc | Marc MacDermott | Actor | 1906 - 1907 | 12 | |
| Moen, Svein | Svein Moen | Actor | 1971 - 1978 | 12 | 1 |
| Munch, Trond Peter Stamsø | Trond Peter Stamsø Munch | Actor | 1992 - 2017 | 12 | 1 |
| Myhre, Hild Østerberg | Hild Østerberg Myhre | Actor | 2004 - 2012 | 12 | |
| Mjøs, Njål Helge | Njål Helge Mjøs | Adaptation, Dramaturg | 2011 - 2018 | 12 | 1 |
| Mencák, Břetislav | Břetislav Mencák | Translator | 1958 - 2012 | 12 | 1 |
| Meyer, Karin | Karin Meyer | Actor | 1922 - 1940 | 12 | 1 |
| Malmsjö, Jan | Jan Malmsjö | Actor | 1972 - 2006 | 12 | 1 |
| Marowitz, Charles | Charles Marowitz | Adaptation, Director | 1978 - 1990 | 12 | 1 |
| Magnusdotter Solem, Marte | Marte Magnusdotter Solem | Actor | 2014 - 2020 | 12 | |
| Mouchel, Luce | Luce Mouchel | Actor | 2014 - 2016 | 12 | |
| Marggraf, Erhard | Erhard Marggraf | Actor | 1991 - 2003 | 12 | |
| Mignolli, Monica | Monica Mignolli | Actor | 1995 - 1996 | 12 | |
| Minis, Hadewych | Hadewych Minis | Actor | 2010 - 2012 | 12 | |
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