| Moretti, Romualdo | Romualdo Moretti | Set Designer | 2024 | 2 | |
| Mortana, Rossana | Rossana Mortana | Actor | 2012 | 2 | |
| Maldonado, Andrès Arce | Andrès Arce Maldonado | Designer, Director | 2014 | 2 | |
| Masserano Taricco, Pietro | Pietro Masserano Taricco | Director | 1956 - 1962 | 2 | |
| Meriç, Bahar | Bahar Meriç | Choreographer | 2024 | 2 | |
| Mulinacci, Thomas | Thomas Mulinacci | Composer | 2015 | 2 | |
| Magazzini, Filippo | Filippo Magazzini | Actor | 2006 | 2 | |
| Monizza, Selene | Selene Monizza | Actor | 2022 | 2 | |
| Mignemi, Leo | Leo Mignemi | Actor | 2012 | 2 | |
| Mirmina, Viola | Viola Mirmina | Actor | 2012 | 2 | |
| Margowski, Andrzej | Andrzej Margowski | Designer, Director | 2019 | 2 | |
| Mengani, Ubaldo | Ubaldo Mengani | Actor | 2016 | 2 | |
| Mancaniello, Giuseppe | Giuseppe Mancaniello | Lighting Designer, Sound Designer | 2013 | 2 | |
| Marino, Elena R. | Elena R. Marino | Director | 2017 | 2 | |
| Menghini, Paolo | Paolo Menghini | Actor | 2017 | 2 | |
| Moberg, Vilde | Vilde Moberg | Actor | 2024 | 2 | |
| Martini, Giacomo | Giacomo Martini | Actor | 2024 | 2 | |
| Mack, Mirren | Mirren Mack | Actor | 2025 | 2 | |
| Meneghini, Tammy | Tammy Meneghini | Actor | 2024 | 2 | |
| Meakins, Cal | Cal Meakins | Stage Manager | 2024 | 2 | |
| Matysiak, Robert | Robert Matysiak | Lighting Designer | 2024 | 2 | |
| Mistroni, Alice | Alice Mistroni | Actor | 2024 | 2 | |
| McDaniel, Derrick | Derrick McDaniel | Lighting Designer | 2024 | 2 | |
| Mohseni, Peyman | Peyman Mohseni | Actor | 2024 | 2 | |
| Malatesta, Enrico | Enrico Malatesta | Musician | 2025 | 2 | |
| Miehe-Renard, Petruska | Petruska Miehe-Renard | Costume Designer | 2024 | 2 | |
| Mikkelsen, Pernille | Pernille Mikkelsen | Set Designer | 2024 | 2 | |
| Michelsen, Anna | Anna Michelsen | Actor | 1880 - 1882 | 3 | |
| Mihályfi, Béla | Béla Mihályfi | Actor | 1928 - 1932 | 3 | |
| Manz, Andreas | Andreas Manz | Actor, Director | 2007 - 2009 | 3 | 1 |
| Malcolm, Roy | Roy Malcolm | Actor | 1926 - 1930 | 3 | |
| Manasiev, Plamen | Plamen Manasiev (Пламен Манасиев) | Actor | 2001 - 2023 | 3 | |
| Margulies, Pär | Pär Margulies | Actor | 1985 - 1990 | 3 | 1 |
| Martin, Gundula | Gundula Martin | Costume Designer, Designer | 1987 - 2014 | 3 | |
| Martin, Klaus | Klaus Martin | Actor, Lighting Designer, Sound Designer | 1986 - 1999 | 3 | |
| Maslon, Laurence | Laurence Maslon | Dramaturg | 1985 - 1995 | 3 | |
| Mason, Dan | Dan Mason | Actor | 1996 - 2013 | 3 | 1 |
| Matveeva, Svetlana | Svetlana Matveeva | Actor, Costume Designer, Designer | 2001 | 3 | |
| Matysová, Milada | Milada Matysová | Actor | 1939 - 1954 | 3 | 1 |
| Matz, Katharina | Katharina Matz | Actor | 1956 - 1985 | 3 | |
| Mavromataki, Kelly | Kelly Mavromataki | Costume Designer | 2006 | 3 | |
| McCallum, Paul | Paul McCallum | Actor | 1970 | 3 | |
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