| Městské divadlo Jablonec nad Nisou | Městské divadlo Jablonec nad Nisou | Czech Republic, Jablonec nad Nisou, Liberecká 5/1900 | 2006-12-04 | -- | 2006 | 1 | |
| Malkasten-Haus | Malkasten-Haus | Germany, Düsseldorf, Jacobistraße 6a | 1964-03-09 | -- | 1964 | 1 | |
| Microtheater | Microtheater | Netherlands, GX Delft, Kerkstraat 19 | 1994-11-15 | 1994-12-17 | 1994 | 1 | |
| Mitchell Auditorium | Mitchell Auditorium | United States of America, Duluth, 1200 Kenwood Ave | 2011-04-11 | -- | 2011 | 1 | |
| Metro Ball Theatre | Metro Ball Theatre (مسرح عبد المنعم مدبولى) | Egypt, Cairo | 2006-07-15 | 2006-07-16 | 2006 | 1 | |
| Masque Theater | Masque Theater | United States of America, New York | 1966-04-18 | -- | 1966 | 1 | |
| 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 | |
| Meininger Theater, Das | Das Meininger Theater | Germany, Meiningen, Bernhardstraße 5 | 1986-12-12 | 2024-06-13 | 1986–2024 | 8 | |
| Maine Community Hall | Maine Community Hall | United States of America, Maine | 2009-05-10 | -- | 2009 | 1 | |
| Miljøbygget | Miljøbygget | Norway, Tana, Tana | 1983-11-15 | -- | 1983–2007 | 2 | |
| Maximum Uniq Hall | Maximum Uniq Hall | Turkey, Maslak Ayazağa Caddesi, Sarıyer/İstanbul, Türkiye | 2023-11-05 | 2023-11-05 | 2023 | 1 | |
| Malvern Opera House | Malvern Opera House | United States of America, Malvern | 1896-05-22 | 1896-05-22 | 1896 | 1 | |
| Man in the Moon Theatre | Man in the Moon Theatre | England, London, 392 Kings Road | 1994-01-20 | 1994-01-20 | 1994 | 1 | |
| Motel Theatre | Motel Theatre | Canada, Calgary, 205 8 Ave SE | 2019-04-04 | 2019-04-13 | 2019 | 1 | |
| Městské divadlo Na hradbách | Městské divadlo Na hradbách | Czech Republic, Brno | 1920-01-31 | -- | 1920–1928 | 3 | |
| Memorial Hall Auditorium, Meiji University | Memorial Hall Auditorium, Meiji University | Japan, Tokyo | 1959-11-06 | -- | 1959 | 1 | |
| Muskogee High School | Muskogee High School | United States of America, Muskogee, 3200 E Shawnee Rd | 1910-12-23 | 1910-12-23 | 1910 | 1 | |
| Magyar Állami Operaház | Magyar Állami Operaház (Hungarian State Opera House) | Hungary, Budapest, Andrássy út 22 | 2017-04-10 | -- | 2017 | 1 | |
| Městské divadlo Kladno | Městské divadlo Kladno | Czech Republic, Kladno | 1954-05-31 | -- | 1954 | 1 | |
| Milepelen, Sand | Milepelen, Sand | Norway, Sagstua, Bunesveien 19 | 2017-10-06 | -- | 2017 | 1 | |
| Muktadhara Auditorium | Muktadhara Auditorium | India, New Delhi, 18 - 19, Bhai Veer Singh Marg, Gole Market, Connaught Place | 2007-04-15 | -- | 2007 | 1 | |
| Myeongdong Theater | Myeongdong Theater | South Korea, Seoul, 35 Myeongdong-gil, Jung-gu | 2012-05-02 | 2012-05-28 | 2012 | 1 | |
| Městské divadlo Mladá Boleslav | Městské divadlo Mladá Boleslav | Czech Republic, Mladá Boleslav, Palackého 263 | 1955-01-23 | 2006-11-27 | 1955–2006 | 5 | |
| Markideio Theatro | Markideio Theatro | Cyprus, Paphos, Andrea Geroudi | 2008-04-18 | -- | 2008 | 1 | |
| MasthuggsTeatern | MasthuggsTeatern | Sweden, Göteborg, Masthuggsterrassen 3 | 2002-10-11 | 2003-06-11 | 2002–2003 | 2 | |
| Malyj Teatr | Malyj Teatr (Maly Theatre) | Russia, Moscow, Theatre Square, 1 | 1892-01-14 | -- | 1892–1972 | 10 | |
| Mosjøen Kino og Teater | Mosjøen Kino og Teater | Norway, Mosjøen, Kinoplassen 2 | 1959-02-16 | -- | 1959–2022 | 11 | |
| Montfort, Le | Le Montfort | France, Paris, 106 Rue Brancion | 2018-09-18 | 2018-10-06 | 2018 | 1 | |
| Macauleys Theater | Macauleys Theater | United States of America, Louisville, 315 W Broadway | 1883-12-07 | 1906-12-29 | 1883–1906 | 3 | |
| Main Campus, Norman R. Roberts Lab Theatre, Kopecek Hall | Main Campus, Norman R. Roberts Lab Theatre, Kopecek Hall | United States of America, Bethlehem | 2013-11-21 | 2013-11-25 | 2013 | 1 | |
| Marion | Marion | United States of America, Marion | 1903-12-07 | 1903-12-07 | 1903 | 1 | |
| Mørkvedhallen | Mørkvedhallen | Norway, Bodø, Steggveien | 1997-11-03 | 1997-11-04 | 1997 | 1 | |
| 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 | |
| Museum of Contemporary Art | Museum of Contemporary Art | United States of America, North Adams, 87 Marshall Street | 2006-04-07 | -- | 2006 | 1 | |
| Montrose Town Centre | Montrose Town Centre | Australia, Montrose | 2001-08-18 | 2004-08-07 | 2001–2004 | 2 | |
| Montgomery Theatre | Montgomery Theatre | United States of America, Montgomery | 1903-10-24 | 1904-11-12 | 1903–1904 | 3 | |
| Mansfield Theatre | Mansfield Theatre | United States of America, New York, 256 W 47th St | 1927-01-10 | -- | 1927 | 1 | |
| 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 | |
| Mary Moody Northen Theatre | Mary Moody Northen Theatre | United States of America, Austin, 3001 S Congress Ave | 2010-02-11 | 2010-02-21 | 2010 | 1 | |
| Moskovskij dramatičeskij teatr | Moskovskij dramatičeskij teatr | Russia, Moscow | 1957-09-18 | -- | 1957 | 1 | |
| Městské komorní divadlo | Městské komorní divadlo | Czech Republic, Prague | 1936-03-31 | -- | 1936–1943 | 2 | |
| Maidment Theatre | Maidment Theatre | New Zealand, Auckland | 2015-04-30 | 2015-05-23 | 2015 | 1 | |
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