| Monti, Rosanna | Rosanna Monti | Costume Designer | 2011 - 2013 | 16 | |
| Mermigkis, Stavros | Stavros Mermigkis | Actor | 2011 - 2012 | 16 | |
| McMenamin, Patricia | Patricia McMenamin | Actor | 1980 | 16 | |
| Mythen, Máirín | Máirín Mythen | Actor | 1980 | 16 | |
| Meyer, Marie, | Marie Meyer | Actor | 1878 - 1900 | 15 | |
| Marker, Lise-Lone, | Lise-Lone Marker | Translator | 1972 - 2018 | 15 | |
| Mattsson, Per | Per Mattsson | Actor | 1989 - 1993 | 15 | |
| Moder, Janko | Janko Moder | Translator | 1970 - 2009 | 15 | |
| Mansour, Youssef Ait, | Youssef Ait Mansour | Actor | 2002 | 15 | |
| Martin, Jacques, | Jacques Martin | Actor | 1906 - 1909 | 15 | |
| Moen, Merete, | Merete Moen | Actor | 1978 - 2011 | 15 | |
| McGregor, Ross | Ross McGregor | Director | 2010 | 15 | |
| Mark, Josef, | Josef Mark | Actor | 1878 - 1911 | 15 | |
| Miethke, Otto, | Otto Miethke | Actor | 1904 - 1916 | 15 | |
| Myrat, Mitsos, | Mitsos Myrat | Actor | 1901 - 1921 | 15 | |
| Murel, Martin, | Martin Murel | Actor | 2012 - 2013 | 15 | |
| Manson Jones, Rebecca | Rebecca Manson Jones | Adaptation, Director | 2009 - 2013 | 15 | |
| Mucchiano, Pia | Pia Mucchiano | Actor | 1991 - 1993 | 15 | |
| Modsakul, Oruma | Oruma Modsakul | Actor, Costume Designer | 2005 | 15 | |
| Mercado, Antonio | Antonio Mercado | Director, Lighting Designer | 2006 - 2007 | 15 | |
| Merino, Anna | Anna Merino | Mask Maker | 2008 | 15 | |
| Morris, McKay | McKay Morris | Actor | 1935 - 1937 | 15 | |
| Müller, Betty | Betty Müller | Actor | 1895 | 15 | |
| McNulty, Finnuala, | Finnuala McNulty | Lighting Designer | 2001 - 2008 | 14 | |
| Malmgren, Sigge, | Sigge Malmgren | Actor | 1886 - 1895 | 14 | |
| Marrené-Morzkowska, Waleria, | Waleria Marrené-Morzkowska | Translator | 1899 - 1912 | 14 | |
| Meinhard, Carl, | Carl Meinhard | Actor, Director | 1901 - 1913 | 14 | |
| Myhre, Torhild Ø., | Torhild Ø. Myhre (Torhild Ø. Myhre) | Actor | 1996 - 2004 | 14 | |
| Meling, Audun, | Audun Meling | Actor | 1983 - 1997 | 14 | |
| Mørk, Erik | Erik Mørk | Actor | 1951 - 2004 | 14 | |
| Möller-Lukasz, Gabriele | Gabriele Möller-Lukasz | Actor | 1995 - 2012 | 14 | 14 |
| Meskendahl, Oliver | Oliver Meskendahl | Actor | 1995 | 14 | 14 |
| Mosler, Marlit | Marlit Mosler | Costume Designer, Designer | 2002 | 14 | |
| Mildeová, Zuzana | Zuzana Mildeová | Adaptation, Dramaturg | 2009 - 2012 | 14 | |
| Miller, Sofie | Sofie Miller | Actor | 2005 - 2007 | 14 | |
| Mücke, Friedrich | Friedrich Mücke | Actor | 2008 - 2013 | 14 | 14 |
| Mybrand, Jan | Jan Mybrand | Actor | 2010 - 2017 | 14 | 14 |
| Miftahelkehir, Abdesamade | Abdesamade Miftahelkehir | Actor | 2002 | 14 | |
| Mell, Maria, | Maria Mell | Actor | 1909 - 1953 | 13 | |
| MacHugh, Tina | Tina MacHugh | Lighting Designer | 1990 - 2000 | 13 | |
| Masi, N., | N. Masi | Actor | 1892 - 1894 | 13 | |
| Marussig, Fru, | Fru Marussig | Actor | 1892 | 13 | |
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