| Mattsson, Per | Per Mattsson | Actor | 1989 - 1993 | 15 | |
| Mattsson, Richard | Richard Mattsson | Actor | 1943 | 1 | |
| Mattsson, Ulla | Ulla Mattsson | Actor | 1961 | 1 | |
| Mattsson, Veronika | Veronika Mattsson | Actor | 2007 - 2008 | 1 | |
| Mattukat, Jana | Jana Mattukat | Actor | 1995 | 1 | |
| Matujec, Vanja | Vanja Matujec | Actor | 2018 - 2019 | 2 | |
| Matul, Niko | Niko Matul | Designer | 1979 | 1 | |
| Matuliauskas, Karolis | Karolis Matuliauskas | Actor | 2011 | 1 | |
| Matull, Oskar | Oskar Matull | Actor | 1980 | 2 | |
| Matulová, Vlasta | Vlasta Matulová | Actor | 1939 - 1980 | 2 | |
| Matuna, Karl | Karl Matuna | Actor | 1906 | 1 | |
| Maturin, Elizabeth | Elizabeth Maturin | Actor | 1939 | 1 | |
| Matus, György | György Matus | Actor | 1983 | 1 | |
| Matus, Michael, | Michael Matus | Actor | 2005 | 1 | |
| Matussek, Werner, | Werner Matussek | Actor | 1923 | 1 | |
| Matuszak, Brian | Brian Matuszak | Director | 1993 | 1 | |
| Matuszewski, -, | - Matuszewski | Actor | 1901 - 1902 | 1 | |
| Matute, Ivaro | Álvaro Matute (Ivaro Matute) | Actor | 1954 | 2 | |
| Matveev, E. | E. Matveev | Actor | 1957 | 1 | |
| Matveev, Mihail | Mihail Matveev | Actor | 1968 | 1 | |
| Matveeva, Svetlana | Svetlana Matveeva | Actor, Costume Designer, Designer | 2001 | 3 | |
| Matvejevas, Dmitrijus | Dmitrijus Matvejevas | | | | 4 |
| Mátyás, Jolán | Jolán Mátyás | Actor | 1965 | 2 | |
| Matyáš, Svatopluk | Svatopluk Matyáš | Actor | 1960 | 1 | |
| Matyasovich, Victor | Victor Matyasovich | Musical Director | 1914 | 1 | |
| Mátyássy , Bence | Bence Mátyássy | Actor | 2015 | 1 | |
| Mátyássy, Kála Cecília | Kála Cecília Mátyássy | Actor | 2015 | 1 | |
| Matysik, Ferdynand | Ferdynand Matysik | Actor | 1986 | 1 | |
| Matysová, Milada | Milada Matysová | Actor | 1939 | 3 | |
| Matz, Ingeborg | Ingeborg Matz | Actor | 1970 | 2 | |
| Matz, Johanna | Johanna Matz | Actor | 1952 - 1966 | 2 | |
| Matz, Katharina | Katharina Matz | Actor | 1956 | 3 | |
| Matzen, Volkert | Volkert Matzen | Actor | 1985 | 4 | |
| Matzinger, Maria | Maria Matzinger | Actor | 1951 | 1 | |
| Matzkanin, Mark | Mark Matzkanin | Lighting Designer | 1990 - 2007 | 2 | |
| Matzke, Paul | Paul Matzke | Actor | 2006 | 2 | |
| Matzura, Evelyn | Evelyn Matzura | Actor | 1967 | 3 | |
| Mau , Carl | Carl Mau | Actor | 1978 | 1 | |
| Mauch, Paul | Paul Mauch | Actor | 2015 | 1 | |
| Maucher, Marion | Marion Maucher | Actor | 2008 - 2011 | 6 | 1 |
| Maud, J. | J. Maud | Actor | 1925 | 1 | |
| Maud, Jane, | Jane Maud | Actor | 1994 | 1 | |
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