| 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 | |
| Magris, Claudio | Claudio Magris | Translator | 1974 - 2012 | 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 | |
| Meling, Audun, | Audun Meling | Actor | 1983 - 1997 | 14 | |
| Mehlum, Ipek D., | Ipek D. Mehlum (Ipek D. Mehlum) | Actor | 2006 | 14 | |
| Mørk, Erik | Erik Mørk | Actor | 1951 - 2004 | 14 | |
| Mukhopadhyay, Senjuti | Senjuti Mukhopadhyay | Actor | 2006 - 2010 | 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 | |
| Miftahelkehir, Abdesamade | Abdesamade Miftahelkehir | Actor | 2002 | 14 | |
| MacHugh, Tina | Tina MacHugh | Lighting Designer | 1990 - 2000 | 13 | |
| Masi, N., | N. Masi | Actor | 1892 - 1894 | 13 | |
| Marussig, Fru, | Fru Marussig | Actor | 1892 | 13 | |
| Marikos, Athanasios, | Athanasios Marikos | Actor | 1896 - 1910 | 13 | |
| Michnowska, Stefania, | Stefania Michnowska | Actor | 1906 - 1914 | 13 | |
| McColl, Colin, | Colin McColl | Actor, Director | 1969 - 2017 | 13 | |
| Münzner, Susanne, | Susanne Münzner | Costume Designer, Designer | 2004 - 2014 | 13 | |
| Morand, Philippe | Philippe Morand | Director | 1993 | 13 | |
| Maechler, Valérie | Valérie Maechler | Actor | 1993 | 13 | |
| Mergnat, Alain | Alain Mergnat | Actor | 2001 | 13 | |
| Mircovich, Natacha | Natacha Mircovich | Actor | 2001 | 13 | |
| Meduna, Jan | Jan Meduna | Actor | 2010 | 13 | |
| Moss, Arthur | Arthur Moss | Actor | 2007 - 2011 | 13 | |
| Marchand, Marc | Marc Marchand | Actor | 2011 | 13 | |
| Melki, Michel | Michel Melki | Actor | 2012 - 2013 | 13 | |
| Mills, Grace, | Grace Mills | Actor | 1936 - 1938 | 12 | |
| Mell, Maria, | Maria Mell | Actor | 1909 - 1953 | 12 | |
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Contributors
