| Marx, Cornelia | Cornelia Marx | Actor | 1996 | 5 | |
| Marx, Carl | Carl Marx | Actor | 1883 - 1926 | 12 | 2 |
| Marx, Anna | Anna Marx | Actor | 1917 - 1922 | 2 | |
| Marx-Kloß, Petra | Petra Marx-Kloß | Actor | 2016 | 1 | |
| Marx-Aveling, Eleanor | Eleanor Marx-Aveling | Translator | 1891 - 2010 | 7 | 1 |
| Marwitz, Michael | Michael Marwitz | Actor | 1986 | 2 | |
| Marwitz, Irene | Irene Marwitz | Actor | 1967 | 2 | |
| Marwin, Mel | Mel Marwin | Composer | 1986 | 1 | |
| Marwig, Goda | Goda Marwig | Actor | 1963 | 1 | |
| Marvin, Nicolette | Nicolette Marvin | Actor | 1975 | 1 | |
| Marvin, Mel | Mel Marvin | Composer | 1989 | 1 | 1 |
| Marvin, Mary | Mary Marvin | Actor | 1928 | 1 | |
| Marvin, Linda | Linda Marvin | Actor | 1958 | 1 | |
| Marvin, Betsy | Betsy Marvin | Actor | 1935 | 3 | |
| Marvick, Laurentia | Laurentia Marvick | Actor | 1922 | 1 | |
| Marvel, Steve | Steve Marvel | Actor | 2001 | 1 | |
| Marvel, Elizabeth | Elizabeth Marvel | Actor | 2004 - 2024 | 3 | 1 |
| Marvan, Jaroslav | Jaroslav Marvan | Actor | 1966 | 1 | |
| Maruyama, Sadao | Sadao Maruyama | Actor, Director | 1925 - 1936 | 4 | |
| Maruyama, Hisao | Hisao Maruyama | Lighting Designer | 1965 | 1 | |
| Mărutză, George | George Mărutză | Actor | 1932 - 1956 | 3 | |
| Marutjan, Armen | Armen Marutjan | Actor | 1991 | 2 | |
| Măruţă, Marina | Marina Măruţă | Actor | 1954 | 1 | |
| Marut, Ret | Ret Marut | Actor | 1914 - 1915 | 3 | |
| Marussig, Ms. | Ms. Marussig | Actor | 1892 - 1908 | 14 | |
| Marušić, Matea | Matea Marušić | Actor | | 1 | |
| Maruotti, Marco | Marco Maruotti | Composer | 2022 | 1 | |
| Marull, Laia | Laia Marull | Actor | 1996 - 2013 | 6 | |
| Martynowicz, Władysław | Władysław Martynowicz | Actor | 1908 - 1913 | 5 | |
| Martynowicz, Henryk | Henryk Martynowicz | Actor | 1907 - 1913 | 5 | |
| Martynov, V. | V. Martynov | Designer | 1923 | 1 | |
| Martynov, Ruslan | Ruslan Martynov | Designer | 2016 | 1 | |
| Martynov, Andrei Leonidovich | Andrei Leonidovich Martynov (Андре́й Леони́дович Марты́нов) | Actor | 2022 | 1 | |
| Martyn, Greg | Greg Martyn | Actor | 1983 | 2 | 1 |
| Martyn, Edward | Edward Martyn | Director | 1903 - 1904 | 2 | 1 |
| Marty, Charles | Charles Marty | Designer | 1994 | 1 | |
| Martucci, Tiziana | Tiziana Martucci | Actor | 2019 - 2023 | 10 | |
| Martucci, Luciano | Luciano Martucci | Actor | 1983 | 1 | |
| Martucci, Francesco | Francesco Martucci | Assistant Director | 2018 | 1 | |
| Martucci, Eva | Eva Martucci | Actor | 2021 - 2023 | 7 | |
| Marttinen, Pentti | Pentti Marttinen | Actor | 1985 | 1 | |
| Martsch, Günter, Erich | Günter Erich Martsch | Actor | 1964 - 1966 | 2 | |
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