| Mezőtúr | Mezőtúr | Hungary, Mezőtúr | 1890-04-09 | -- | 1890–1930 | 6 | |
| Madison | Madison | United States, Madison | 1903-12-25 | 1903-12-25 | 1903 | 1 | |
| Mikkeli | Mikkeli | Finland, Mikkeli | 1950-- | 1951-- | 1950–2011 | 2 | |
| Městské divadlo Kladno | Městské divadlo Kladno | Czech Republic, Kladno | 1954-05-31 | -- | 1954 | 1 | |
| Montfort, Le | Le Montfort | France, Paris, 106 Rue Brancion | 2018-09-18 | 2018-10-06 | 2018 | 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 | |
| Makedonski naroden teatar | Makedonski naroden teatar (Macedonian National Theatre) | Macedonia, Skoplje, 11 mart 3 | 1957-03-20 | -- | 1957–2001 | 3 | |
| Midsund skule | Midsund skule | Norway, Midsund, Midsund kommune | 2007-04-16 | -- | 2007 | 1 | |
| Markideio Theatro | Markideio Theatro | Cyprus, Paphos, Andrea Geroudi | 2008-04-18 | -- | 2008 | 1 | |
| Marseille | Marseille | France, Marseille | 1897-03-16 | -- | 1897 | 1 | |
| Městské komorní divadlo | Městské komorní divadlo | Czech Republic, Prague | 1936-03-31 | -- | 1936–1943 | 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 | |
| Männedorf ZH | Männedorf ZH | Switzerland | 2002-10-04 | -- | 2002 | 1 | |
| Moskovskij literaturnyj teatr | Moskovskij literaturnyj teatr | Russia, Moscow | 1958-06- | -- | 1958 | 1 | |
| Møringa på Karljohansvern | Møringa på Karljohansvern | Norway, Horten | 2013-08-28 | 2013-09-07 | 2013 | 1 | |
| McKissick's Opera House | McKissick's Opera House | United States, Reno | 1904-01-16 | 1907-01-09 | 1904–1907 | 3 | |
| Mendel Art Gallery | Mendel Art Gallery | Canada, Saskatoon, 950 Spadina Crescent E | 1975-03-02 | -- | 1975 | 1 | |
| Micşuneştii Mari | Micşuneştii Mari | Romania, Micşuneştii Mari | -- | -- | | | |
| Meerbusch | Meerbusch | Germany, Meerbusch | -- | -- | | | |
| Minor Hall Theatre | Minor Hall Theatre | United States, Charlottesville, 735 Anderson Hill Rd | 1963-05-13 | 1963-05-18 | 1963 | 1 | |
| Moqattam Culture House | El Moqattam Culture House | Egypt, Cairo | 2013-03-01 | 2013-03-02 | 2013 | 1 | |
| Mohila Samity Auditorium | Mohila Samity Auditorium | Bangladesh, Dhaka, New Baily Road | 2002-11-09 | -- | 2002 | 1 | |
| Maly Branch Theatre | Maly Branch Theatre | Russia, Moscow, Театральная пл., 1/2, г. | 1916-- | 2009-11-08 | 1916–2009 | 2 | |
| Mini-Theatre Kyo | Mini-Theatre Kyo | Japan, Tokyo | 1999-11-12 | 1999-11-21 | 1999 | 1 | |
| Minerva Theatre | Minerva Theatre | England, Chichester, West Sussex, Oaklands Park | 1994-06-02 | 2019-09-28 | 1994–2019 | 4 | |
| Meieriet Kultursenter | Meieriet Kultursenter | Norway, Leknes, Storgata 27 | 2018-04-15 | -- | 2018 | 1 | |
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