| Maratrat, Natacha | Natacha Maratrat | Actor | 1999 - 2000 | 5 | |
| Maraval, -, | - Maraval | Actor | 1921 - 1926 | 3 | |
| Marazaitė, Rasa | Rasa Marazaitė | Actor | 2006 - 2007 | 2 | |
| Marazek, Otto | Otto Marazek | Actor | 1962 | 2 | |
| Marba, Jenny, | Jenny Marba | Actor | 1895 - 1919 | 7 | |
| Marbach, Camilla, | Camilla Marbach | Actor | 1895 | 1 | |
| Marbaux, Jacqueline | Jacqueline Marbaux | Actor | 1943 | 1 | |
| Marber, Patrick | Patrick Marber | Adaptation, Translator | 2016 - 2021 | 4 | |
| Marber, Patrick | Patrick Marber | Adaptation | 2019 | 1 | |
| Marberg, Lili, | Lili Marberg | Actor | 1902 - 1918 | 2 | |
| Marbo, Martha | Martha Marbo | Actor | 1967 | 1 | |
| Marc, Alfred, | Alfred Marc | Actor | 1927 | 1 | |
| Marcadé, Caroline | Caroline Marcadé | Choreographer | 2003 - 2004 | 5 | |
| Marçal, Terezinha | Terezinha Marçal | Actor | 1982 | 4 | |
| Marcante, Mark | Mark Marcante | Designer | 1998 | 2 | |
| Marceau, Emily | Emily Marceau | Actor | 2010 | 1 | |
| Marcel, Robert | Robert Marcel | Actor | 1956 - 1972 | 5 | |
| Marcelino, Ruka | Ruka Marcelino | Lighting Designer | 1993 | 1 | |
| Marcell, Bodil | Bodil Marcell | Mask Maker | 1984 | 1 | |
| Marcell, Joseph | Joseph Marcell | Actor | 2000 | 1 | |
| Marcell, Peter | Peter Marcell | Actor | 1964 - 1983 | 3 | |
| Marcelli, Daniela | Daniela Marcelli | Actor | 1999 - 2001 | 10 | |
| Marcello-Chraszczewska, Helena, | Helena Marcello-Chraszczewska | Actor | 1882 | 1 | |
| Marcello, Stefan | Stefan Marcello | Actor | 2019 | 1 | |
| Marcellos, Melinda | Melinda Marcellos | Actor | 1985 | 1 | |
| March, Dale | Dale March | Actor | 2017 | 1 | |
| March, Elspeth | Elspeth March | Actor | 1934 - 1935 | 3 | |
| March, Fredric | Fredric March | Actor | 1950 | 1 | |
| March, Lori | Lori March | Actor | 1960 | 1 | |
| March, Molly | Molly March | Designer | 1975 | 1 | |
| March, Olave | Olave March | Actor, Director | 1947 | 2 | |
| March, Rosalind | Rosalind March | Actor | 1977 - 2013 | 2 | |
| Marchael, Pamela | Pamela Marchael | Actor | 1988 | 1 | |
| Marchand-Fallot, Élodie | Élodie Marchand-Fallot (Marchand-Fallot, Elodie) | Assistant Director | 2017 | 1 | |
| Marchand, Clément | Clément Marchand | Actor | 2015 - 2017 | 5 | |
| Marchand, Eugen, | Eugen Marchand | Actor | 1921 | 1 | |
| Marchand, Jacques | Jacques Marchand | Actor | 2010 | 2 | |
| Marchand, Jean-Pierre | Jean-Pierre Marchand | Actor | 2008 - 2009 | 2 | |
| Marchand, Marc | Marc Marchand | Actor | 2011 | 13 | |
| Marchand, Miguel, Patron | Miguel Patron Marchand | Conductor | 1986 | 1 | |
| Marchant, Jules-Henri | Jules-Henri Marchant | Director | 2002 | 1 | |
| Marchant, Nicolas | Nicolas Marchant | Designer | 2002 | 1 | |
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