| Meunier, Enny | Enny Meunier (Enny Meunier) | Actor | 1955 - 1977 | 3 | |
| Meyer, Wilhelm | Wilhelm Meyer (Wilhelm Meyer) | Actor | 1976 - 1980 | 3 | |
| Micińska, Magdalena | Magdalena Micińska (Magdalena Micińska) | Actor | 1882 - 1908 | 3 | |
| Miles, Katrina | Katrina Miles (Katrina Miles) | Actor | 2005 - 2006 | 3 | |
| Millot, Charles | Charles Millot (Charles Millot) | Actor | 1957 - 1980 | 3 | |
| Minot, Anna | Anna Minot (Anna Minot) | Actor | 1950 - 1995 | 3 | |
| Mochizuki, Michiharu | Michiharu Mochizuki (Michiharu Mochizuki) | Actor | 1983 - 1994 | 3 | |
| Modén, Mirja | Mirja Modén (Mirja Modén) | Actor | 1989 - 1991 | 3 | |
| Mooney, Ria | Ria Mooney (Ria Mooney) | Actor | 1923 - 1925 | 3 | |
| Moore, Mary | Mary Moore (Mary Moore) | Costume Designer, Designer | 1989 - 1990 | 3 | |
| Morelli, Richard | Richard Morelli (Richard Morelli) | Director | 1949 - 1959 | 3 | |
| Morrow, Helen | Helen Morrow (Helen Morrow) | Actor | 1929 | 3 | |
| Moser, Wolfgang | Wolfgang Moser (Wolfgang Moser) | Designer | 1960 - 1977 | 3 | |
| Mueller, Johannes | Johannes Mueller (Johannes Mueller) | Sound Designer | 2006 | 3 | |
| Müller, Gert | Gert Müller (Gert Müller) | Composer, Dramaturg | 1981 - 1996 | 3 | |
| Müller, Manfred | Manfred Müller (Manfred Müller) | Actor | 1965 - 1982 | 3 | |
| Müller, Ursula | Ursula Müller (Ursula Müller) | Costume Designer, Dancer, Designer | 1956 - 1995 | 3 | |
| Murakami, Satomi | Satomi Murakami (Satomi Murakami) | Actor | 2006 - 2008 | 3 | |
| Murase, Sachiko | Sachiko Murase (Sachiko Murase) | Actor | 1928 - 1976 | 3 | |
| Murphy, John | John Murphy (John Murphy) | Actor | 1971 - 2000 | 3 | |
| Murtagh-Monks, Annie | Annie Murtagh-Monks (Annie Murtagh-Monks) | Actor | 1982 - 1991 | 3 | |
| Mutter, Johannita | Johannita Mutter (Johannita Mutter) | Costume Designer, Mask Maker | 2004 - 2014 | 3 | |
| Myers, Scott | Scott Myers (Scott Myers) | Sound Designer | 1996 - 1997 | 3 | |
| Manni, Tarmo | Tarmo Manni (Tarmo Manni) | Actor | 1955 - 1973 | 3 | |
| Magazzari, Ms. | Ms. Magazzari (Ms. Magazzari) | Actor | 1891 - 1892 | 3 | |
| Maraval, - | - Maraval (- Maraval) | Actor | 1921 - 1926 | 3 | |
| Mitra, Tripti | Tripti Mitra (Tripti Mitra) | Actor, Director | 1952 - 1981 | 3 | |
| Mörner, Dorothy | Dorothy Mörner (Dorothy Mörner) | Actor | 2002 - 2005 | 3 | |
| Møller, Hildur | Hildur Møller (Hildur Møller) | Actor | 1924 - 1933 | 3 | |
| Mayer, - | - Mayer (- Mayer) | Actor | 1891 - 1941 | 3 | |
| Milster, Folkert | Folkert Milster (Folkert Milster) | Actor | 2005 - 2006 | 3 | |
| Meyboom, Margaretha | Margaretha Meyboom (Margaretha Meyboom) | Translator | 1908 - 1955 | 3 | |
| Malović, Jovana | Jovana Malović (Jovana Malović) | Actor | 2000 - 2001 | 3 | |
| Mitchell, Charlotte | Charlotte Mitchell (Charlotte Mitchell) | Actor | 1981 - 1982 | 3 | |
| Mizutani, Yaeko | Yaeko Mizutani (Yaeko Mizutani) | Actor | 1921 - 1924 | 3 | |
| Marx, Emil | Emil Marx (Emil Marx) | Actor, Director | 1898 | 3 | |
| Molaee, Reza | Reza Molaee (Reza Molaee) | Actor | 2006 - 2010 | 3 | |
| Müller, Margarethe | Margarethe Müller (Margarethe Müller) | Actor | 1895 - 1897 | 3 | |
| Müller, Emmy | Emmy Müller (Emmy Müller) | Actor | 1893 - 1897 | 3 | |
| Mietens, Pia | Pia Mietens (Pia Mietens) | Actor | 1932 - 1941 | 3 | |
| Mitle, Max | Max Mitle (Max Mitle) | Lighting Designer | 2004 - 2013 | 3 | |
| Maiello, Teth | Teth Maiello (Teth Maiello) | Actor | 2005 - 2009 | 3 | |
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