| Maskavas Latviešu teātris | Maskavas Latviešu teātris | Russia, Moscow, Moscow | 1917-01-14 | -- | 1917 | 1 | |
| Münchner Volkstheater | Münchner Volkstheater | Germany, Munich, Brienner Str. 50 | 2002-03-01 | 2013-03-02 | 2002–2013 | 7 | |
| Mission Theatre, The | The Mission Theatre | England, Bath, 32 Corn St | 2008-03-11 | 2008-03-15 | 2008 | 1 | |
| Ming Dangdai Meishuguan | Ming Dangdai Meishuguan (McaM (Ming Contemporary Art Museum)) | China, Shanghai, 436 Yonghe Dong Lu | 2015-08-07 | 2019-12-08 | 2015–2019 | 2 | |
| Melahat Ozgu Stage | D.T.C.F Tiyatro Melahat Özgü Uygulama Sahnesi (D.T.C.F. Theatre Department Melahat Ozgu Stage) | Turkey, Ankara, Ankara Üniversitesi, Dil ve Tarih – Coğrafya Fakültesi, 06100 – Sıhhiye | 2017-03-27 | 2017-05-14 | 2017 | 1 | |
| Majestic Theatre | Majestic Theatre | United States of America, San Francisco | 1905-04-04 | 1905-04-04 | 1905 | 1 | |
| Minor Hall Theatre | Minor Hall Theatre | United States of America, Charlottesville, 735 Anderson Hill Rd | 1963-05-13 | 1963-05-18 | 1963 | 1 | |
| Malmö Stadsteater (Intiman) | Malmö Stadsteater (Intiman) | Sweden, Malmö, Östra Rönneholmsvägen 22 | 1954-10-08 | 2025-05-17 | 1954–2025 | 12 | |
| Maison des Jeunes et de la Culture, Théâtre de la | Théâtre de la Maison des Jeunes et de la Culture | France, Colombes, 96-98 Rue Saint-Denis | 1966-03-22 | -- | 1966 | 1 | |
| Mitchell Auditorium | Mitchell Auditorium | United States of America, Duluth, 1200 Kenwood Ave | 2011-04-11 | -- | 2011 | 1 | |
| Malaâ scena na Ordynke | Malaâ scena na Ordynke (Ordynka stage of Maly Theatre) | Russia, Moscow, Ulitsa Bol'shaya Ordynka, 69 | 2009-11-06 | 2009-11-08 | 2009 | 1 | |
| Mohila Samity Auditorium | Mohila Samity Auditorium | Bangladesh, Dhaka, New Baily Road | 2002-11-09 | -- | 2002 | 1 | |
| Mechanics Institute Performing Arts Centre | Mechanics Institute Performing Arts Centre | Australia, Brunswick, 270 Sydney Rd | 2004-07-22 | 2004-08-08 | 2004 | 1 | |
| M/S Vesterålen | M/S Vesterålen | Norway, Tromsø | 1994-03-24 | -- | 1994 | 1 | |
| Morishita Studio of the Saison Foundation | Morishita Studio of the Saison Foundation | Japan, Koto City, Tokyo 135-0004, 3 Chome-5-6 Morishita | 2019-08-23 | 2019-09-06 | 2019 | 1 | |
| Moson | Moson | Hungary, Mosonmagyaróvár | 1926-03-16 | -- | 1926 | 1 | |
| Moelv kulturhus | Moelv kulturhus | Norway, Moelv, Skolevn. 11 | 2015-10-21 | 2015-10-21 | 2015 | 1 | |
| McVicker’s Theater | McVicker’s Theater | United States of America, Chicago, 25 W. Madison Street | 1896-03-30 | 1903-06-05 | 1896–1907 | 5 | |
| Main, The | The Main | United States of America, Santa Clarita, 24266 Main Street | 2018-06-22 | 2018-06-24 | 2018 | 1 | |
| Mestno gledališče Celje | Mestno gledališče Celje | Slovenia, Celje | 1925-10-23 | -- | 1925–1934 | 2 | |
| Maudslay State Park | Maudslay State Park | United States of America, Newburyport, 74 Curzon Mill Rd | 2008-07-19 | 2008-08-10 | 2008 | 1 | |
| Media | Media | United States of America, Pennsylvania | 1931-10-30 | 1941-05-14 | 1931–1939 | 4 | |
| Münchener Künstler-Theater | Münchener Künstler-Theater | Germany, Munich | 1914-07-30 | -- | 1914 | 1 | |
| Mehregan Theater | Mehregan Theater | Iran, Tehran, District 11, Enghelab St, Khark St. | 2019-07-06 | 2021-09-10 | 2019–2021 | 2 | |
| Molde kino | Molde kino | Norway, Molde, Gotfried Lies Plass 1. 6415 Molde | 1963-02-20 | 1984-10-31 | 1963–1984 | 7 | |
| Maison des Arts et des Congrès | Maison des Arts et des Congrès | France, Niederbronn-Les-Bains, 42 Avenue Foch | 2000-01-15 | -- | 2000 | 1 | |
| Mal'ab Qalqilya al-Baladi | Mal'ab Qalqilya al-Baladi (Qalqilya Municipal Stadium) | Palestinian Territories, Qalqilya | 2008-10-11 | -- | 2008 | 1 | |
| Mzuzu University | Mzuzu University | Malawi, Mzuzu | 2006-06-03 | -- | 2006 | 1 | |
| Meiningen | Meiningen | Germany, Meiningen | -- | -- | | | |
| Main Theatre, The | The Main Theatre | England, Hexham, Beaumont Street | 2022-09-28 | 2022-09-29 | 2022 | 1 | |
| Myeongdong Theatre | Myeongdong Theatre | South Korea, Seoul, 35 Myeongdong-gil, Jung-gu | 2012-05-02 | 2025-06-01 | 2012–2025 | 2 | |
| McCarter Theatre | McCarter Theatre | United States of America, Princeton, 91 University Place | 1973-03-29 | 1996-05-26 | 1973–1996 | 3 | |
| Melbu | Melbu | Norway, Melbu | 1990-09-24 | -- | 1990–1995 | 2 | |
| Michael Schimmel Center for the Arts | Michael Schimmel Center for the Arts | United States of America, New York, Spruce Street | -- | -- | | | |
| Mansfield | Mansfield | United States of America, Mansfield | 1903-10-23 | 1903-10-23 | 1903 | 1 | |
| Minot University Black Box | Minot University Black Box | United States of America, Minot, 500 University Ave W | 2006-10-11 | 2006-10-12 | 2006 | 1 | |
| Marinello Little Theatre | Marinello Little Theatre | United States of America, Cleveland | -- | -- | | | |
| Mary Gray Munroe Theater, Emory University | Mary Gray Munroe Theater, Emory University | United States of America, Atlanta, 605 Asbury Circle NE | 1998-02-15 | 2009-04-26 | 1998–2009 | 4 | |
| Martha R. Tatum Theatre | Martha R. Tatum Theatre | United States of America, Hattiesburg, Theatre & Dance Building, University of Southern Mississippi | 2006-03-16 | 2006-03-26 | 2006 | 1 | |
| Mehrzwecksaal Schulhaus Ebnet | Mehrzwecksaal Schulhaus Ebnet | Switzerland, Andwil, Arneggerstrasse 14 | 2003-11-21 | 2003-12-05 | 2003 | 1 | |
| Mariestad | Mariestad | Sweden, Mariestad | 1936-10-08 | 1989-11-20 | 1936–1993 | 5 | |
| Miskolc | Miskolc | Hungary, Miskolc | 1889-11-05 | 1928-02-16 | 1889–1944 | 29 | |
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