| McClish, Amanda | Amanda McClish | Actor | 2009 | 6 | |
| Mercer, Bryan | Bryan Mercer | Actor | 2009 | 6 | |
| Maultzsch, Stefan | Stefan Maultzsch | Actor | 2010 | 6 | |
| Mack, Billy | Billy Mack | Actor | 2009 - 2021 | 6 | |
| Moliner, Benjamin | Benjamin Moliner | Actor | 2009 - 2011 | 6 | |
| Morell, Andre | Andre Morell | Actor | 1950 - 1964 | 6 | |
| Marull, Laia | Laia Marull | Actor | 1996 - 2013 | 6 | |
| Möst, Raphaela | Raphaela Möst | Actor | 2012 - 2017 | 6 | 1 |
| Marinescu, Ion | Ion Marinescu | Actor | 1965 - 1984 | 6 | |
| Mathieu, Claude | Claude Mathieu | Actor | 2012 | 6 | |
| Myrat, Dimitris | Dimitris Myrat | Actor | 1939 - 1990 | 6 | |
| Matte, Emmanuel | Emmanuel Matte | Actor | 2013 | 6 | |
| Maelzer, Mia | Mia Maelzer | Actor | 2016 - 2017 | 6 | |
| MacKay, Fulton | Fulton MacKay | Actor | 1959 - 1968 | 6 | |
| Mösl, Christian | Christian Mösl | Actor | 2013 | 6 | |
| Münichsdorfer, Christian | Christian Münichsdorfer | Actor | 2013 | 6 | |
| Markey, Jolande | Jolande Markey | Actor | 1956 - 1957 | 6 | |
| Mi, Le | Le Mi | Actor | 2015 - 2017 | 6 | |
| Mihail Dragomirescu, Laura | Laura Mihail Dragomirescu | Translator | 1920 - 1935 | 6 | |
| Magnusson, Sven | Sven Magnusson | Actor | 1943 | 6 | |
| McHale, Rosemary | Rosemary McHale | Actor | 1977 | 6 | 1 |
| Melander, Tomas | Tomas Melander | Adaptation, Director, Dramaturg | 1984 | 6 | 1 |
| Maarud, Amund | Amund Maarud | Actor, Composer, Musician | 2018 - 2019 | 6 | |
| Mihanović, Zoran | Zoran Mihanović | Lighting Designer | 1990 - 2018 | 6 | |
| Mejuto, Xoán Carlos | Xoán Carlos Mejuto | Actor, Adaptation, Director | 2017 - 2019 | 6 | |
| Mingo, Bernardo | Bernardo Mingo | Special Effects | 1972 - 1975 | 6 | |
| Munkeby, Jørgen | Jørgen Munkeby | Composer | 2006 - 2011 | 5 | 1 |
| Moritzen, Henning | Henning Moritzen | Actor | 1957 - 2000 | 5 | 1 |
| Manning, Helen | Helen Manning | Actor | 1955 - 1997 | 5 | |
| Mannheim, Lucie | Lucie Mannheim | Actor, Producer | 1928 - 1948 | 5 | 2 |
| Malan, Jacques | Jacques Malan | Actor, Choreographer | 1994 - 2003 | 5 | |
| Manthey, Simone | Simone Manthey | Designer | 1998 - 2016 | 5 | 1 |
| Marcks, Albrecht | Albrecht Marcks | Director | 1876 - 1890 | 5 | |
| Marton, László | László Marton | Director | 2001 - 2005 | 5 | 1 |
| Martynowicz, Henryk | Henryk Martynowicz | Actor | 1907 - 1913 | 5 | |
| Matschoss, Ulrich | Ulrich Matschoss | Actor | 1964 - 1980 | 5 | |
| McAllister, Peter | Peter McAllister | Director | 2004 | 5 | |
| Melsing, Svend | Svend Melsing | Actor | 1907 - 1942 | 5 | |
| Menzies, Robert | Robert Menzies | Actor | 1988 - 2017 | 5 | 1 |
| Meyn, Robert | Robert Meyn | Actor, Director | 1935 - 1952 | 5 | 1 |
| Mezey, Lajos | Lajos Mezey | Actor | 1947 - 1991 | 5 | |
| Michalatou, Maeri | Maeri Michalatou | Translator | 2006 - 2012 | 5 | 1 |
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