| Mellish, Fuller | Fuller Mellish | Actor | 1907 - 1910 | 8 | 1 |
| Moen, Mari | Mari Moen | Adaptation, Dramaturg | 2008 - 2010 | 8 | |
| Mārsietis, Jānis | Jānis Mārsietis | Actor | 1918 - 1939 | 8 | |
| Milton, Ernest | Ernest Milton | Actor, Director | 1925 - 1930 | 8 | 1 |
| Mezzanotte, A. | A. Mezzanotte | Actor | 1892 - 1894 | 8 | |
| Mugnaini, A. | A. Mugnaini | Actor | 1892 - 1894 | 8 | |
| Møystad, Ole | Ole Møystad | Actor | 1978 | 8 | |
| Máté, Gábor | Gábor Máté | Actor | 2002 - 2014 | 8 | 1 |
| Müller, Andreas | Andreas Müller | Actor, Mask Maker | 1984 - 2011 | 8 | |
| Ma, Mary | Mary Ma | Costume Designer | 2006 - 2010 | 8 | |
| Moskovljević, Olga | Olga Moskovljević | Translator | 1967 - 2013 | 8 | 1 |
| Marion, Marianne | Marianne Marion | Actor | 1901 - 1902 | 8 | |
| Müller, Daniel | Daniel Müller | Actor | 1972 - 2021 | 8 | |
| Myrat, Rita | Rita Myrat | Actor | 1930 - 1962 | 8 | |
| Manzano, Carolina | Carolina Manzano | Actor, Adaptation, Dramaturg, Producer | 2011 - 2012 | 8 | |
| Marques, João Carlos | João Carlos Marques | Lighting Designer, Sound Designer | 1987 - 2007 | 8 | |
| Menne, Willem | Willem Menne | Actor | 1971 - 2000 | 8 | |
| Mortimer, Vicki | Vicki Mortimer | Designer | 1992 - 2010 | 8 | 1 |
| Martins, Cyril | Cyril Martins | Actor | 1996 - 1997 | 8 | |
| Mansel, Yannic | Yannic Mansel | Dramaturg | 1996 - 1997 | 8 | |
| Mitra, Rana | Rana Mitra | Actor | 1999 - 2007 | 8 | |
| Meinberg, Lukas | Lukas Meinberg | Actor | 1995 | 8 | |
| Müller, Stephan | Stephan Müller | Adaptation, Designer, Director, Dramaturg | 1995 - 2015 | 8 | 1 |
| Moss, Bernd | Bernd Moss | Actor | 2001 - 2015 | 8 | 1 |
| Melamed, Iris | Iris Melamed | Actor | 1998 - 2015 | 8 | 1 |
| Meguid, Marietta | Marietta Meguid | Actor | 2003 - 2005 | 8 | 1 |
| Mallwarachchi, Shasthri | Shasthri Mallwarachchi | Adaptation, Designer, Director, Translator | 2006 | 8 | |
| Mulgrew, Gerry | Gerry Mulgrew | Actor | 2007 - 2009 | 8 | 1 |
| Mackay, Helen | Helen Mackay | Actor | 2007 - 2009 | 8 | |
| McCormick, Martin | Martin McCormick | Actor | 2007 - 2009 | 8 | |
| Makarevitch, Elisa | Elisa Makarevitch | Actor | 2008 | 8 | 1 |
| Mäusli, Olivier | Olivier Mäusli | Actor | 2008 | 8 | |
| Miettinen, Jarkko | Jarkko Miettinen | Actor | 2008 | 8 | |
| Moise, Corina | Corina Moise | Actor | 2011 - 2019 | 8 | |
| May, Gudrun | Gudrun May | Actor | 2011 | 8 | |
| Mitchell, Irving | Irving Mitchell | Actor | 1935 | 8 | |
| Mihályfi, László | László Mihályfi | Actor | 1922 - 1930 | 8 | |
| Montaudié, Gilles | Gilles Montaudié | Designer | 2018 - 2019 | 8 | |
| Monten, Joshua | Joshua Monten | Choreographer | 2019 | 8 | |
| Matter, Noah | Noah Matter | Actor | 2019 | 8 | |
| Mortensson, Maria Zakrisson | Maria Zakrisson Mortensson | Actor | 2022 | 8 | |
| Melgares, Héctor | Héctor Melgares | Actor | 2016 | 8 | |
|
|
