| Morphou | Morphou | Cyprus, Morphou | 1973-03-01 | 1974-05-29 | 1973–1974 | 2 | |
| Metropolitan | Metropolitan | United States of America, Minneapolis | 1906-12-06 | 1910-08-10 | 1906–1910 | 2 | |
| Memorial Hall, University of North Carolina | Memorial Hall, University of North Carolina | United States of America, Chapel Hill | 1933-10-13 | -- | 1933 | 1 | |
| MC2 - Maison de la Culture de Grenoble | MC2 - Maison de la Culture de Grenoble | France, Grenoble, 4 Rue Paul Claudel | 2014-02-05 | 2019-03-15 | 2014–2019 | 3 | |
| Městské oblastní divadlo | Městské oblastní divadlo | Czech Republic, Kolín | -- | -- | | | |
| Morgan-Wixson Theatre | Morgan-Wixson Theatre | United States of America, Santa Monica, 2627 Pico Blvd | 2010-09-25 | 2010-10-17 | 2010 | 1 | |
| Marine Theatre | Marine Theatre | England, Dorset, Church St, Lyme Regis | 2006-05-31 | -- | 2006–2007 | 2 | |
| Mĕstské divadlo Kladno | Mĕstské divadlo Kladno | Czech Republic, Kladno, Divadelní 1702 | 1957-09-27 | -- | 1957 | 1 | |
| Museu de Arte de São Paulo Auditório | The Museu de Arte de São Paulo - Auditório | Brazil, Sao Paulo | 2024-06-28 | 2024-08-25 | 2024 | 1 | |
| Molesworth Hall | Molesworth Hall | Ireland, Dublin, Molesworth St | 1897-12-14 | 1906-12-08 | 1897–1906 | 2 | |
| Målarsalen | Målarsalen | Sweden, Stockholm, Linnégatan 69 | 2013-02-22 | 2013-04-25 | 2013 | 1 | |
| Magdeburg | Magdeburg | Germany, Magdeburg | -- | -- | | | |
| Myklebust barne- og ungdomsskule | Myklebust barne- og ungdomsskule | Norway, Syvde | 2006-10-03 | -- | 2006 | 1 | |
| Midlands Arts Centre | Midlands Arts Centre | England, Birmingham, Cannon Hill Park | 1993-10-13 | 1993-10-14 | 1993 | 1 | |
| Mysen, Festiviteten | Festiviteten Mysen (Festiviteten) | Norway, Mysen, Storgaten 28 | 1960-10-22 | -- | 1960–2005 | 6 | |
| Moqattam Culture House, El | Moqattam Culture House (Bayt thaqafat almuqatam) | Egypt, Cairo | 2013-03-01 | 2013-03-02 | 2013 | 1 | |
| McKissick's Opera House | McKissick's Opera House | United States of America, Reno | 1904-01-16 | 1907-01-09 | 1904–1907 | 3 | |
| Main Stage Theatre | Main Stage Theatre | United States of America, Addison, 15650 Addison Rd | 2018-10-12 | 2018-11-04 | 2018 | 1 | |
| Mantziusgården | Mantziusgården | Denmark, Birkerød, Johan Mantzius Vej 7 | 2004-12-07 | -- | 2004 | 1 | |
| McMillan Theater | McMillan Theater | United States of America, New York, 2960 Broadway | 1937-03-13 | -- | 1937 | 1 | |
| Millbank Theatre, The | The Millbank Theatre | Ireland, Rush, Co Dublin, Chapel Green | 2007-02-27 | -- | 2007 | 1 | |
| Manoir du Haut Busson | Manoir du Haut Busson | France, Évron, Manoir du Haut Busson | 2018-08-06 | -- | 2018 | 1 | |
| Moelv | Moelv | Norway, Moelv | 1966-04-23 | -- | 1966–1991 | 3 | |
| 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 | |
| Mountview Academy of Theatre Arts | Mountview Academy of Theatre Arts | England, London, Clarendon Rd | 2004-06-17 | 2004-06-25 | 2004 | 1 | |
| Matsumoto shimin geijutsukan | Matsumoto shimin geijutsukan (Matsumoto Performing Arts Centre) | Japan, Matsumoto, Nagano, 3-10-1 Fukashi | 2005-06-30 | 2006-06-15 | 2005–2006 | 2 | |
| Maleny Players | Maleny Players | Australia, Queensland, The Playhouse, Maleny Showgrounds, Maleny QLD 4552, Australia | 2024-10-18 | 2024-10-27 | 2024 | 1 | |
| Mecklenburgisches Landestheater Schwerin | Mecklenburgisches Landestheater Schwerin | Germany, Schwerin, Blutstr. 16 19370 Parchim | 1919-11-02 | 1925-10-09 | 1919–1925 | 3 | |
| Merlin Színház | Merlin Színház | Hungary, Budapest, Gerlóczy utca 4. | 2001-05-12 | 2005-05-24 | 2001–2009 | 3 | |
| Messepalast Vienna | Messepalast Vienna | Austria, Wien | 1989-05-30 | 1989-06-02 | 1989 | 1 | |
| Manchester Opera House | Manchester Opera House | England, Manchester, 3 Quay Street | 1964-10-19 | -- | 1964 | 1 | |
| Mission Theatre, The | The Mission Theatre | England, Bath, 32 Corn St | 2008-03-11 | 2008-03-15 | 2008 | 1 | |
| Munroe Park Theater Guild, The | The Munroe Park Theater Guild | United States of America, Chicago, 2617 W. 105th Street | 2001-09-20 | 2001-09-22 | 2001 | 1 | |
| Melhus | Melhus | Norway, Melhus | 1991-10-14 | -- | 1991–2002 | 3 | |
| Münchner Volkstheater | Münchner Volkstheater | Germany, Munich, Brienner Str. 50 | 2002-03-01 | 2013-03-02 | 2002–2013 | 7 | |
| Margarethakirkens ruin, Maridalen | Margarethakirkens ruin, Maridalen | Norway, Oslo | 1985-08-17 | 1985-08-25 | 1985 | 1 | |
| Maskavas Latviešu teātris | Maskavas Latviešu teātris | Russia, Moscow, Moscow | 1917-01-14 | -- | 1917 | 1 | |
| Mankato | Mankato | United States of America, Mankato | 1903-11-09 | 1903-11-09 | 1903 | 1 | |
| Masque Theatre | Masque Theatre | South Africa, Muizenberg, 37 Main Rd, | 2013-03-15 | 2013-03-23 | 2013 | 1 | |
| Marquam Grand Theatre | Marquam Grand Theatre | United States of America, Portland | 1904-01-27 | 1904-01-28 | 1904 | 1 | |
| Mellösagården | Mellösagården | Sweden, Mellösa, Lyckebovägen 3-1 | 2019-09-14 | 2019-09-14 | 2019 | 1 | |
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