| Málaga | Málaga | Spain, Málaga | 1975-08-28 | -- | 1975 | 1 | |
| Mailun Zhongxue | Mailun Middle School (Mailun Zhongxue) | China, Shanghai, Gaoyang Road No. 690 | 1934-07-03 | -- | 1934 | 1 | |
| Majestic Theatre | Majestic Theatre | United States of America, San Francisco | 1905-04-04 | 1905-04-04 | 1905 | 1 | |
| Memorial Hall, University of North Carolina | Memorial Hall, University of North Carolina | United States of America, Chapel Hill | 1933-10-13 | -- | 1933 | 1 | |
| Moskovskij teatr Masterskaja P. Fomenko | Moskovskij teatr Masterskaja P. Fomenko | Russia, Moscow, Набережная Тараса Шевченко, 29 | 2004-12-19 | 2006-09-08 | 2004 | 1 | |
| Morphou | Morphou | Cyprus, Morphou | 1973-03-01 | 1974-05-29 | 1973–1974 | 2 | |
| Mjølner Samfunnshus | Mjølner Samfunnshus | Norway, Vigra | 1961-01-29 | -- | 1961–1990 | 2 | |
| Mirano, Teatro di | Teatro di Mirano | Italy, Mirano, Via Vittoria, 75 | 2018-01-25 | -- | 2018 | 2 | |
| Murray Hill Theatre | Murray Hill Theatre | United States of America, New York, 160 E. 34th Street | 1905-04-30 | -- | 1905 | 2 | |
| Mönchengladbach | Mönchengladbach | Germany, Mönchengladbach | 1893-10-09 | -- | 1893–2001 | 2 | |
| Mestno gledališče Celje | Mestno gledališče Celje | Slovenia, Celje | 1925-10-23 | -- | 1925–1934 | 2 | |
| Manzanares | Manzanares | Spain, Manzanares | 2010-03-20 | -- | 2010 | 2 | |
| Moat Theatre, The | The Moat Theatre | Ireland, Naas, Co.Kildare | 2007-02-20 | 2019-06-08 | 2007–2019 | 2 | |
| Minotaure et l'Hectare, Le | Le Minotaure et l'Hectare | France, Vendôme, 8 Rue César de Vendôme | 2014-01-16 | -- | 2014–2020 | 2 | |
| Music and Dramatic Arts Building, Louisiana State University | Music and Dramatic Arts Building, Louisiana State University | United States of America, Baton Rouge | 1937-01-14 | 1999-10-02 | 1937–1999 | 2 | |
| Melville | Melville | Australia, Perth | 2012-07-13 | 2022-08-20 | 2012–2022 | 2 | |
| Miljøbygget | Miljøbygget | Norway, Tana, Tana | 1983-11-15 | -- | 1983–2007 | 2 | |
| Market Theatre | Market Theatre | South Africa, Johannesburg, 56 Margaret Mcingana St,Johannesburg 2048,Gauteng, Sør-Afrika | 1990-05-08 | 1990-06-09 | 1990–1994 | 2 | |
| Music Auditorium, University of Minnesota | Music Auditorium, University of Minnesota | United States of America, Minneapolis | 1933-06-21 | 1940-10-22 | 1933–1940 | 2 | |
| Museum of Contemporary Art, The | The Museum of Contemporary Art | United States of America, Chicago, 220 East Chicago Avenue | 2005-11-30 | 2009-02-15 | 2005–2009 | 2 | |
| Masonic Opera House | Masonic Opera House | United States of America, Chillicothe | 1903-12-05 | 1908-04-06 | 1903–1908 | 2 | |
| Městské komorní divadlo | Městské komorní divadlo | Czech Republic, Prague | 1936-03-31 | -- | 1936–1943 | 2 | |
| Møre og Romsdal | Møre og Romsdal | Norway, Møre og Romsdal | 1990-05- | 1997-04-30 | 1990–1997 | 2 | |
| Moskovskij teatr imeni Leninskogo komsomola | Moskovskij teatr imeni Leninskogo komsomola | Russia, Moscow, ул. М. Дмитровка, 6 | 1939-04-20 | -- | 1939–2011 | 2 | |
| Maaspoort | Maaspoort | Netherlands, Venlo, Oude Markt 30 | 2009-10-28 | -- | 2009–2013 | 2 | |
| Momentum, Teater | Teater Momentum | Denmark, Odense, Filosofgangen 19 | 2013-02-14 | 2016-04-12 | 2013–2016 | 2 | |
| Moskovski dramatičeski teatr imeni A. Puškina | Moskovski dramatičeski teatr imeni A. Puškina | Russia, Moscow, Tverskoy Blvd, 23 | -- | 2019-05-18 | 2018 | 2 | |
| MasthuggsTeatern | MasthuggsTeatern | Sweden, Göteborg, Masthuggsterrassen 3 | 2002-10-11 | 2003-06-11 | 2002–2003 | 2 | |
| Menstad ungdomsskole | Menstad ungdomsskole | Norway, Skien | 2006-01-24 | 2006-09-29 | 2006 | 2 | |
| MC93, Salle Christian Bourgois | MC93, Salle Christian Bourgois | France, Bobigny, 1 Boulevard Lénine | 2010-02-11 | 2010-02-14 | 2010 | 2 | |
| Middlesbrough Theatre | Middlesbrough Theatre | England, Middlesbrough, The Avenue | 2005-03-31 | 2005-04-01 | 2005–2011 | 2 | |
| Molesworth Hall | Molesworth Hall | Ireland, Dublin, Molesworth St | 1897-12-14 | 1906-12-08 | 1897–1906 | 2 | |
| Minard | Minard | Belgium, Gent, Korianderstraat 13 | 2013-02-28 | 2014-05-03 | 2013–2014 | 2 | |
| Møre Folkehøgskole | Møre Folkehøgskole | Norway, Ørsta, Kyrkjegata 48 | 1969-09-08 | -- | 1969 | 2 | |
| Malraux - Scène nationale Chambéry Savoie | Malraux - Scène nationale Chambéry Savoie | France, Chambéry, 67 Place Président Mitterand | 2012-02-07 | 2014-04-25 | 2012–2014 | 2 | |
| McaM (Ming Contemporary Art Museum) | McaM (Ming Contemporary Art Museum) | China, Shanghai, 436 Yonghe Dong Lu | 2015-08-07 | 2019-12-08 | 2015–2019 | 2 | |
| Minsk | Minsk | Belarus, Minsk | 2008-10-09 | 2015-10-10 | 2008–2015 | 2 | |
| Metropolitan | Metropolitan | United States of America, Minneapolis | 1906-12-06 | 1910-08-10 | 1906–1910 | 2 | |
| Mĕstské oblastní divadlo Kolín | Mĕstské oblastní divadlo Kolín | Czech Republic, Kolín | 1954-11-13 | -- | 1954–1957 | 2 | |
| Mátészalka | Mátészalka | Hungary, Mátészalka | 1925-07-16 | -- | 1925–1941 | 2 | |
| Matadero Madrid | Matadero Madrid | Spain, Madrid, Plaza de Legazpi, 8 | 2008-03-27 | 2008-04-27 | 2008–2020 | 2 | |
| Mainfranken Theatre | Mainfranken Theatre | Germany, Wurzburg, Fürth, Theaterstraße 21 | 2006-10-01 | 2007-04-13 | 2006 | 2 | |
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