| Mjøen, Tove | Tove Mjøen | Actor | 1938 | 1 | |
| Mjølner, Alf | Alf Mjølner | Actor | 1948 | 7 | |
| Mjøs, Jon Endre, | Jon Endre Mjøs | Actor | 1995 | 1 | |
| Mjøs, Njål Helge, | Njål Helge Mjøs | Adaptation, Dramaturg | 2011 - 2018 | 12 | |
| Mkrtsjan, Arsen | Arsen Mkrtsjan | Actor | 1991 | 2 | |
| Mkrtsjan, Sergej | Sergej Mkrtsjan | Actor | 1991 | 2 | |
| Mladeck, Kyra | Kyra Mladeck | Actor | 1971 | 4 | |
| Mladenović, Boris | Boris Mladenović | Composer | 2016 | 1 | |
| Mladenović, Kokan | Kokan Mladenović | Adaptation, Director | 2000 | 2 | |
| Mlakar, Dusan | Dušan Mlakar | Adaptation, Director | 1979 - 2012 | 9 | |
| Mlakar, Pino | Pino Mlakar | Choreographer | 1952 | 1 | |
| Mlakar, Zvezdana | Zvezdana Mlakar | Actor | 1981 | 1 | |
| Mlalazi, Christopher | Christopher Mlalazi | Adaptation | 2015 - 2016 | 2 | |
| Mlinarić, Mr | Mr Mlinarić | Actor | 1907 | 1 | |
| Mlynářová, Vlasta | Vlasta Mlynářová | Actor | 1965 | 1 | |
| Mňahončák, Martin | Martin Mňahončák | Actor | 2008 - 2009 | 2 | |
| Mo Hanan, Stephen | Stephen Mo Hanan | Actor | 2002 | 1 | |
| Mo'alemi, Maryam | Maryam Mo'alemi | Actor | 2009 | 1 | |
| Mo, -, | - Mo | Actor | 1888 | 3 | |
| Mo, Ellen Merete, | Ellen Merete Mo | Actor | 2006 | 1 | |
| Mo, Kristianne, | Kristianne Mo | Actor, Dancer | 1997 | 35 | |
| Mo, Yan | Yan Mo | Actor | 2013 | 2 | |
| Moaleş, Elena | Elena Moaleş | Actor | 2006 | 2 | |
| Moan, Bjørn, | Bjørn Moan | Actor | 2000 - 2014 | 3 | |
| Moan, Henny, | Henny Moan | Actor | 1957 - 2013 | 64 | |
| Mobarakshahi, Sima | Sima Mobarakshahi | Actor | 2008 | 2 | |
| Mobasheri, Maaneli | Maaneli Mobasheri | Director | 2019 | 1 | |
| Moberg, Ellen | Ellen Moberg | Actor | 2006 | 2 | |
| Moberg, Kjell, | Kjell Moberg | Director | 2005 - 2006 | 35 | |
| Moberg, Sofia | Sofia Moberg | Actor | 2006 | 2 | |
| Moberg, Walfrid, | Walfrid Moberg | Actor | 1879 | 1 | |
| Mobers, Christine | Christine Mobers | Costume Designer, Designer | 1995 | 2 | |
| Möbes, Hans | Hans Möbes | Actor | 1928 | 1 | |
| Möbius, Anabel | Anabel Möbius | Actor | 2016 - 2017 | 1 | |
| Möbius, Paula, | Paula Möbius | Actor | 1919 - 1922 | 3 | |
| Mobley, James | James Mobley | Designer | 2012 | 1 | |
| Močalov, Denis | Denis Močalov | Actor | 2003 - 2005 | 2 | |
| Močalova, Galina | Galina Močalova | Actor | 2000 | 1 | |
| Mocanu, Emilia | Emilia Mocanu | Actor | 1995 - 2010 | 5 | |
| Mocanu, Florentina | Florentina Mocanu | Actor | 1988 | 1 | |
| Mocanu, Ion | Ion Mocanu | Actor | 2006 - 2007 | 2 | |
| Moccardi, Sal | Sal Moccardi | Actor | 1979 | 1 | |
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