| Mesnik, William | William Mesnik | Actor | 1981 | 1 | |
| Mesquita, Inês | Inês Mesquita | Musician | 2010 | 1 | |
| Mess, Attila | Attila Mess | Actor | 2011 | 2 | 1 |
| Messa, Jacqueline | Jacqueline Messa | Assistant Director | 1963 | 1 | |
| Messaglia, Carla | Carla Messaglia | Director | 2003 - 2004 | 3 | |
| Messalas, Giorgos | Giorgos Messalas | Actor, Costume Designer, Director | 1993 - 2001 | 7 | 1 |
| Messaline, Peter | Peter Messaline | Actor | 1991 | 4 | |
| Messana, Maurizio | Maurizio Messana | Adaptation, Director | 1996 | 4 | |
| Messany, Adalbert | Adalbert Messany | Actor | 1971 | 1 | |
| Messel, Hanne | Hanne Messel | Actor | 1988 | 1 | |
| Messemer, Hans | Hans Messemer | Actor | 1949 | 1 | |
| Messens, Sarah | Sarah Messens | Actor | 2017 | 1 | |
| Messer, David | David Messer | Actor | 2016 | 1 | |
| Messerer, Boris | Boris Messerer | Designer | 1978 - 1999 | 2 | |
| Messerli, Jan | Jan Messerli | Designer | 2014 | 1 | |
| Messerli, Robert | Robert Messerli | Actor | 1972 | 1 | |
| Messerli, Thomas | Thomas Messerli | Actor | 1998 | 1 | |
| Messersmith, Chris | Chris Messersmith | Actor | 2018 | 1 | |
| Messersmith, Mark | Mark Messersmith | Actor | 2007 | 1 | |
| Messiaen, Adeline | Adeline Messiaen | Actor | 2018 | 1 | |
| Messina, Cedric | Cedric Messina | Producer | 1965 - 1974 | 7 | |
| Messina, Lucia | Lucia Messina | Assistant Director | 2021 - 2023 | 7 | |
| Messina, Susanna | Susanna Messina | Designer | 2019 | 1 | |
| Messinger, Alice | Alice Messinger | Musician | 1946 | 1 | |
| Messiter, Eric | Eric Messiter | Actor | 1921 | 1 | |
| Messmer, Valérie | Valérie Messmer | Costume Designer | 2006 | 1 | |
| Messner, A.J. | A. J. Messner (A.J. Messner) | Actor | 1909 | 2 | |
| Messner, Claudia | Claudia Messner | Actor | 1984 | 1 | |
| Messner, Franz | Franz Messner | Actor | 1960 | 2 | |
| Meßthaler, Emil | Emil Meßthaler | Actor | 1894 - 1907 | 10 | |
| Mest, Aurélie | Aurélie Mest | Actor, Costume Designer, Director | 2016 - 2017 | 12 | |
| Mestad, Henrik | Henrik Mestad | Actor | 1991 - 2016 | 66 | 1 |
| Mestanas, Sotiris | Sotiris Mestanas | Actor | 2003 | 1 | |
| Mestayer, Harry | Harry Mestayer | Actor, Director | 1904 - 1918 | 31 | |
| Mestecky, Jana | Jana Mestecky | Director | 2024 | 1 | |
| Mestek, Jan | Jan Mestek | Actor | 1946 | 1 | |
| Mestel, Marie | Marie Mestel | Actor | 1889 | 1 | |
| Mester, Sándor | Sándor Mester | Actor | 1927 | 1 | |
| Mester, Tibor | Tibor Mester | Actor | 1933 - 1941 | 6 | |
| Mesterházy, Gyula | Gyula Mesterházy | Actor | 2004 - 2006 | 2 | |
| Mestermann, Mathias | Mathias Mestermann | Actor | 1996 | 1 | |
| Mestre, Carmen | Carmen Mestre | Actor | 2012 | 1 | |
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