| Michelsen, Ragnhild | Ragnhild Michelsen | Actor | 1942 - 1981 | 28 | |
| Mouchtar-Samorai, David | David Mouchtar-Samorai | Adaptation, Director | 1990 - 2008 | 6 | |
| Mauranen, Kaisa | Kaisa Mauranen | Costume Designer | 1995 - 1996 | 2 | |
| Maijala, Marjaana | Marjaana Maijala | Actor | 1995 - 1996 | 2 | |
| Mäkinen, Minna | Minna Mäkinen | Actor | 1995 - 1996 | 2 | |
| Minoungou, Etienne | Etienne Minoungou | Actor | 1992 | 1 | |
| Mande, Hamadou | Hamadou Mande | Actor | 1992 | 2 | |
| Marcante, Mark | Mark Marcante | Designer | 1998 | 2 | |
| Melton, Heather | Heather Melton | Actor | 1998 | 2 | |
| Ma, Mary | Mary Ma | Costume Designer | 2006 - 2010 | 8 | |
| Murad, Samir | Samir Murad | Actor | 2004 - 2006 | 10 | |
| Marins, Carla | Carla Marins | Actor | 2004 - 2006 | 10 | |
| Maščenko, V. | V. Maščenko | Actor | 1996 | 1 | |
| Molotov, V. | V. Molotov | Actor | 1996 | 1 | |
| Milošević, Mata | Mata Milošević | Actor, Director | 1935 - 1975 | 2 | |
| Mielnikow, Maria | Maria Mielnikow | Actor | 1992 | 2 | |
| Michalski, Stanisław | Stanisław Michalski | Actor | 1975 - 1992 | 4 | |
| Melberg, Margarita | Margarita Melberg | Translator | 1994 - 2017 | 11 | |
| Moriarty, Jim | Jim Moriarty | Actor | 1990 - 1991 | 5 | |
| McCauley, Peter | Peter McCauley | Actor | 1990 - 2019 | 10 | |
| Min, Zhan | Zhan Min | Director | 2006 - 2010 | 7 | |
| Ming, Xu | Xu Ming | Actor | 2006 - 2010 | 7 | |
| Mingqi, Ruan | Ruan Mingqi | Musician | 2006 - 2009 | 5 | |
| Matthes, Ulrich | Ulrich Matthes | Actor | 1989 - 1995 | 5 | |
| Michael, Wolfgang | Wolfgang Michael | Actor | 1985 - 2013 | 6 | |
| Mandel, Petr | Petr Mandel | Composer | 1990 - 1991 | 2 | |
| Mejzlík, Miloslav | Miloslav Mejzlík | Actor | 1990 - 2008 | 7 | |
| Muinzer, Louis | Louis Muinzer | Director, Translator | 1983 - 1990 | 6 | |
| McCusker, Stella | Stella McCusker | Actor | 1982 - 2003 | 4 | |
| McCloskey, Eileen | Eileen McCloskey | Actor | 1990 | 2 | |
| Mahmodzadeh, Mona | Mona Mahmodzadeh | Actor | 2008 | 1 | |
| Mukherjee, Arun | Arun Mukherjee | Actor, Composer, Director | 2004 | 3 | |
| Mitra, Hiran | Hiran Mitra | Designer | 2004 | 1 | |
| Mukherjee, Dipak | Dipak Mukherjee | Actor, Lighting Designer | 2004 | 2 | |
| Mukherjee, Kamaleshwar | Kamaleshwar Mukherjee | Actor | 2004 | 1 | |
| Mahanta, Alok | Alok Mahanta | Actor | 2004 | 1 | |
| Mukherjee, Arati | Arati Mukherjee | Actor | 2004 | 1 | |
| Marti, Gabriele | Gabriele Marti | Actor | 1977 | 1 | |
| Maßel, Helmut | Helmut Maßel | Actor, Director | 1974 - 1992 | 3 | |
| Müller, Christa | Christa Müller | Actor, Costume Designer, Dramaturg | 1956 - 1980 | 3 | |
| MacLiammóir, Micheál | Micheál MacLiammóir | Actor, Costume Designer, Designer | 1928 - 1955 | 20 | |
| Mortimer, Charles | Charles Mortimer | Actor | 1928 | 1 | |
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