| Mezőtúr | Mezőtúr | Hungary, Mezőtúr | 1890-04-09 | -- | 1890–1930 | 6 | |
| Médian, Le | Le Médian | France, Saint-Quentin-Fallavier, rue de Tharabie | 2012-03-28 | -- | 2012 | 1 | |
| Motala | Motala | Sweden, Motala | 1992-10- | -- | 1992 | 1 | |
| Musée Maurice Denis | Musée Maurice Denis | France, Saint-Germain-en-Laye, 2 rue Maurice Denis | 2008-05-17 | 2008-05-17 | 2008 | 1 | |
| Moland ungdomsskole | Moland ungdomsskole | Norway, Moland | 1997-09-03 | -- | 1997 | 1 | |
| MeX Theater | MeX Theater | United States, Louisville, Kentucky Center for the Performing Arts, 501 W Main St | 2004-09-23 | 2004-10-02 | 2004 | 1 | |
| Moelv | Moelv | Norway, Moelv | 1966-04-23 | -- | 1966–1991 | 3 | |
| Mexico City | Mexico City | Mexico, Mexico City | 1947-10-29 | -- | 1947 | 1 | |
| Mangochi Secondary School | Mangochi Secondary School | Malawi, Mangochi | 2006-05-06 | -- | 2006 | 1 | |
| Minnesota University Chapel | Minnesota University Chapel | United States, Minneapolis | 1926-02-16 | -- | 1926 | 1 | |
| Mecklenburgisches Landestheater Schwerin | Mecklenburgisches Landestheater Schwerin | Germany, Schwerin, Blutstr. 16 19370 Parchim | 1919-11-02 | 1925-10-09 | 1919–1925 | 3 | |
| Mezinárodní divadelni festival | Mezinárodní divadelni festival | Czech Republic, Český Těsín | 2005-05-13 | -- | 2005 | 1 | |
| Margaret Theatre | Margaret Theatre | United States, Anaconda | 1905-12-07 | 1905-12-07 | 1905 | 1 | |
| Morinomiya Piloti Hall | Morinomiya Piloti Hall | Japan, Osaka, 1 Chome-17-5 Morinomiyachuo | 2018-12-27 | 2018-12-30 | 2018 | 1 | |
| Masque Theatre | Masque Theatre | South Africa, Muizenberg, 37 Main Rd, | 2013-03-15 | 2013-03-23 | 2013 | 1 | |
| Myar Opera House | Myar Opera House | United States, El Paso | 1903-12-10 | 1903-12-10 | 1903 | 1 | |
| Marmorhaus | Marmorhaus | Germany, Berlin, Kurfürstendamm 236 | 1919-04-06 | -- | 1919 | 1 | |
| Městské divadlo Kolín | Městské divadlo Kolín | Czech Republic, Kolín | 1965-11-27 | -- | 1965 | 1 | |
| Masonic Opera House | Masonic Opera House | United States, Chillicothe | 1903-12-05 | 1908-04-06 | 1903–1908 | 2 | |
| Minerva Theatre | Minerva Theatre | England, Chichester, West Sussex, Oaklands Park | 1994-06-02 | 2019-09-28 | 1994–2019 | 4 | |
| Manchester Opera House | Manchester Opera House | England, Manchester, 3 Quay Street | 1964-10-19 | -- | 1964 | 1 | |
| Markgräfliches Opernhaus Bayreuth | Markgräfliches Opernhaus Bayreuth | Germany, Bayreuth, Opernstraße 14 | 1922-09-23 | -- | 1922–1972 | 2 | |
| MainLine Theatre | MainLine Theatre | Canada, Montréal, 3997 Boulevard Saint-Laurent | 2008-01-29 | 2008-02-16 | 2008 | 1 | |
| Meieriscenen | Meieriscenen | Norway, Tromsø, Strandveien | 2004-07-13 | 2004-07-18 | 2004 | 1 | |
| Männedorf ZH | Männedorf ZH | Switzerland | 2002-10-04 | -- | 2002 | 1 | |
| Mariestad | Mariestad | Sweden, Mariestad | 1936-10-08 | 1989-11-20 | 1936–1993 | 5 | |
| Merlin Theatre | Merlin Theatre | England, Frome, Bath Rd | 1993-10-21 | 2014-11-07 | 1993–2014 | 2 | |
| Mjølner Samfunnshus | Mjølner Samfunnshus | Norway, Vigra | 1961-01-29 | -- | 1961–1990 | 2 | |
| Marrucino | Teatro | Italy, Chieti | -- | -- | | | |
| Melhus | Melhus | Norway, Melhus | 1991-10-14 | -- | 1991–2002 | 3 | |
| Mankato | Mankato | United States, Mankato | 1903-11-09 | 1903-11-09 | 1903 | 1 | |
| Moskovskij akademičeskij teatr imeni Vl. Majakovskogo | Moskovskij akademičeskij teatr imeni Vl. Majakovskogo | Russia, Moscow | 1999-04-27 | -- | 1999 | 1 | |
| Mindre Teatern | Mindre Teatern | Sweden, Gothenburg, Södra Hamngatan 61 | 1871-12-29 | 1890-05-09 | 1871–1892 | 11 | |
| Mollavi Hall | Molavi Hall | Iran, Tehran, 16 Azar St, Enghelab St | 2018-11-01 | 2018-11-26 | 2018 | 1 | |
| Monsummano Terme | Monsummano Terme | Italy, Monsummano Terme | 2016-03-10 | -- | 2016 | 1 | |
| Miorcani (Rădăuţi-Prut) | Miorcani (Rădăuţi-Prut) | Romania, Miorcani (Rădăuţi-Prut) | -- | -- | | | |
| Mount Carmel High School | Mount Carmel High School | United States, Mount Carmel | 1914-11-27 | 1914-11-27 | 1914 | 1 | |
| Megaron - The Athens Concert Hall | Megaron - The Athens Concert Hall | Greece, Athens, Megaron Underground Vas. Sophias & Kokkali sts | 2020-02-01 | 2020-02-29 | 2020 | 1 | |
| Městské divadlo Plzeň | Městské divadlo Plzeň | Czech Republic, Plzeň | 1941-11-22 | -- | 1941 | 1 | |
| Momentum, Teater | Teater Momentum | Denmark, Odense, Filosofgangen 19 | 2013-02-14 | 2016-04-12 | 2013–2016 | 2 | |
| Moson | Moson | Hungary, Mosonmagyaróvár | 1926-03-16 | -- | 1926 | 1 | |
| Mercedes Cotner Park | Mercedes Cotner Park | United States, Cleveland, West 95th Street and Maywood Avenue | 2011-08-04 | -- | 2011 | 1 | |
|
|
