| Multnomah Hotel | Multnomah Hotel | United States, Portland | 1912-11-22 | 1912-11-22 | 1912 | 1 | |
| Marshall Performing Arts Center - Dudley Experimental Theatre | Marshall Performing Arts Center - Dudley Experimental Theatre | United States | 2020-01-17 | 2020-01-17 | 2020 | 1 | |
| Moskovskij dramatieeskij teatr imeni N. Baumana | Moskovskij dramatieeskij teatr imeni N. Baumana | Russia, Moscow | 1938-10-05 | -- | 1938 | 1 | |
| Max-Reger-Halle | Max-Reger-Halle | Germany, Weiden in der Oberpfalz, Dr.-Pfleger-Straße 17 | 2005-09-26 | -- | 2005 | 1 | |
| Maryland Theatre | Maryland Theatre | United States, Baltimore | 1903-10-21 | 1903-10-21 | 1903 | 1 | |
| Merchant’s House Museum | Merchant’s House Museum | United States, New York, 29 E 4th St | 2011-07-07 | 2011-07-17 | 2011 | 1 | |
| Maine Community Hall | Maine Community Hall | United States, Maine | 2009-05-10 | -- | 2009 | 1 | |
| Mecklenburgisches Landestheater Stralsund | Mecklenburgisches Landestheater Stralsund | Germany, Stralsund | 1950-09-10 | 1950-10-20 | 1950 | 1 | |
| Mayo Teatral | Mayo Teatral | Cuba, Havana | 2006-05-16 | 2006-05-17 | 2006 | 1 | |
| Markgrafenhalle | Markgrafenhalle | Germany, Neustadt/Aisch | 1980-02-24 | -- | 1980 | 1 | |
| Münchner Künstlertheater | Münchner Künstlertheater | Germany, Munich | 1909-08-20 | -- | 1909 | 1 | |
| Manhatten | Manhatten | United States, New York | 1989-01-24 | -- | 1989 | 1 | |
| 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 | |
| Musik-Mittelschule Henndorf | Musik-Mittelschule Henndorf | Austria, Henndorf am Wallersee, Sportplatzstraße 10 | 2018-04-20 | 2018-04-24 | 2018 | 1 | |
| Městské divadlo České Budějovice | Městské divadlo České Budějovice | Czech Republic, České Budějovice | 1913-10-06 | -- | 1913 | 1 | |
| Madhusudan Mancha | Madhusudan Mancha | India, Kolkata, Gariahat Rd, Dhakuria, Babu Bagan, Selimpur, Jodhpur Park | 2010-03-10 | -- | 2010 | 1 | |
| Moskovskij dramatičeskij teatr imeni K. Stanislavskogo (Stanislavskij Elektroteater) | Moskovskij dramatičeskij teatr imeni K. Stanislavskogo (Stanislavsij Elektroteater) | Russia, Moscow, Tverskaya St, 23 | 1990-12- | -- | 1990 | 1 | |
| Mershon Auditorium, Wexner Center for the Arts | Mershon Auditorium, Wexner Center for the Arts | United States, Columbus, 1871 North High Street | 2005-11-16 | 2005-11-20 | 2005 | 1 | |
| Masonic Hall | Masonic Hall | United States, Cleveland, 3615 Euclid Ave | 1924-04-09 | 1924-04-12 | 1924 | 1 | |
| Memorial Hall, University of North Carolina | Memorial Hall, University of North Carolina | United States, Chapel Hill | 1933-10-13 | -- | 1933 | 1 | |
| Milan | Milan | Italy, Milan | 1899-12-12 | -- | 1899 | 1 | |
| Medborgarhuset | Medborgarhuset | Sweden, Vansbro, Norra Allégatan 30 | 2010-10-28 | -- | 2010 | 1 | |
| MSH Rendezvényház Kht. | MSH Rendezvényház Kht. | Hungary, Szombathely, Március 15 tér | 2007-03-06 | -- | 2007 | 1 | |
| Moray House Theatre | Moray House Theatre | Scotland, Edinburgh | 1969-11-25 | -- | 1969 | 1 | |
| Marloo Theatre | Marloo Theatre | Australia, Greenmount, 20 Marloo Road | 2008-07-16 | 2008-08-02 | 2008 | 1 | |
| M/S Ragnvald Jarl | M/S Ragnvald Jarl | Norway, Tromsø | 1994-03-22 | -- | 1994 | 1 | |
| Main Theatre, The | The Main Theatre | England, Hexham, Beaumont Street | 2022-09-28 | 2022-09-29 | 2022 | 1 | |
| Mailun Zhongxue | Mailun Middle School (Mailun Zhongxue) | China, Shanghai, Gaoyang Road No. 690 | 1934-07-03 | -- | 1934 | 1 | |
| Metropolitan Hotel | Metropolitan Hotel | United States, Salt Lake City | 1893-03-24 | 1893-03-24 | 1893 | 1 | |
| Meng Minwei Concert Hall | Meng Minwei Concert Hall | China, Beijing, No. 30 Shuangqing Road, Haidian District | 2018-06-29 | 2018-06-30 | 2018 | 1 | |
| Městské divadlo Děčín | Městské divadlo Děčín | Czech Republic, Děčín, Teplická 587/75 | 2006-05-29 | -- | 2006 | 1 | |
| McMillan Theater | McMillan Theater | United States, New York, 2960 Broadway | 1937-03-13 | -- | 1937 | 1 | |
| Metro Arts | Metro Arts | Australia, Brisbane, Edward St | 1994-03-01 | 1994-03-05 | 1994 | 1 | |
| Margetts Theatre | Margetts Theatre | United States, Provo, Franklin S. Harris Fine Arts Center | 2012-02-29 | 2012-03-10 | 2012 | 1 | |
| Motala | Motala | Sweden, Motala | 1992-10- | -- | 1992 | 1 | |
| Municipal Hall | Municipal Hall | South Korea, Seoul, 110, Sejong-daero, Jung-gu | 1934-06-23 | 1934-06-23 | 1934 | 1 | |
| Mollavi Hall | Molavi Hall | Iran, Tehran, 16 Azar St, Enghelab St | 2018-11-01 | 2018-11-26 | 2018 | 1 | |
| Milwaukee | Milwaukee | United States, Milwaukee | 1903-11-12 | 1903-11-14 | 1903 | 1 | |
| Mosby skole | Mosby skole | Norway, Kristiansand, Kristiansand | 2006-10-25 | -- | 2006 | 1 | |
| Macrobert | Macrobert | Scotland, Stirling, University of Stirling | 2014-02-27 | -- | 2014 | 1 | |
| Montgomery Theatre | Montgomery Theatre | Canada, North Rustico, 57 Church Hill Avenue | 2011-09-01 | 2011-09-11 | 2011 | 1 | |
| Margaret Theater | Margaret Theater | United States, Anaconda | 1904-02-25 | 1904-02-25 | 1904 | 1 | |
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