| Mátészalka | Mátészalka | Hungary, Mátészalka | 1925-07-16 | -- | 1925–1941 | 2 | |
| Mason Opera House | Mason Opera House | United States of America, Los Angeles | 1903-12-24 | 1910-06-29 | 1903–1910 | 4 | |
| Mark Hellinger Theatre | Mark Hellinger Theatre | United States of America, Manhattan, 237 West 51st Street | 1982-09-23 | -- | 1982 | 1 | |
| Murray Hill Theatre | Murray Hill Theatre | United States of America, New York, 160 E. 34th Street | 1905-04-30 | -- | 1905 | 2 | |
| M/S Kronborg | M/S Kronborg | Denmark, Copenhagen | 1996-11-10 | 1996-11-13 | 1996 | 1 | |
| Margaretaparken | Margaretaparken | Sweden, Stockholm, Gamla Enskede | 2003-08-30 | 2003-09-19 | 2003 | 1 | |
| Markten, De | De Markten | Switzerland, Brussels, Oude Graanmarkt 5 | 1990-09-16 | 1990-09-17 | 1990 | 1 | |
| Mascheranova, Teatro | Teatro Mascheranova | Italy, Pontecagnano Faiano, Via Isonzo, 6-10 | 2018-02-17 | 2018-03-11 | 2018 | 1 | |
| M/S Vesterålen | M/S Vesterålen | Norway, Tromsø | 1994-03-24 | -- | 1994 | 1 | |
| Montfort, Le | Le Montfort | France, Paris, 106 Rue Brancion | 2018-09-18 | 2018-10-06 | 2018 | 1 | |
| Manhatten | Manhatten | United States of America, Manhatten | -- | -- | | | |
| Mary Anderson Theatre | Mary Anderson Theatre | United States of America, Louisville | 1908-03-26 | 1908-03-30 | 1908 | 1 | |
| Mestno gledališče Celje | Mestno gledališče Celje | Slovenia, Celje | 1925-10-23 | -- | 1925–1934 | 2 | |
| MIT Kresge Little Theatre | MIT Kresge Little Theatre | United States of America, Cambridge, 48 Massachusetts Ave (in MIT Kresge Auditorium) | 1998-05-07 | 1998-05-09 | 1998 | 1 | |
| Moskovski teatr "Angažement" | Moskovski teatr "Angažement" | Russia, Moscow | 1998-- | -- | 1998 | 1 | |
| Maaspoort | Maaspoort | Netherlands, Venlo, Oude Markt 30 | 2009-10-28 | -- | 2009–2013 | 2 | |
| Mikkelin Teatteri | Mikkelin Teatteri | Finland, Mikkeli, Savilahdenkatu 11 | 1980-02-21 | -- | 1980 | 1 | |
| Mulanje View Motell | Mulanje View Motell | Malawi, Mulanje | 2006-07-23 | -- | 2006 | 1 | |
| Midsund Ungdomsskole | Midsund Ungdomsskole | Norway, Midsund | 1990-02-28 | -- | 1990 | 1 | |
| Manzanares | Manzanares | Spain, Manzanares | 2010-03-20 | -- | 2010 | 2 | |
| Mukačeve | Mukačeve | Ukraine, Mukačeve | 1909-01- | 1927-03-08 | 1909–1941 | 8 | |
| Moskovskij teatr imeni Leninskogo komsomola | Moskovskij teatr imeni Leninskogo komsomola | Russia, Moscow, ул. М. Дмитровка, 6 | 1939-04-20 | -- | 1939–2011 | 2 | |
| Meiningen | Meiningen | Germany, Meiningen | -- | -- | | | |
| Moray House Theatre | Moray House Theatre | Scotland, Edinburgh | 1969-11-25 | -- | 1969 | 1 | |
| Maine Community Hall | Maine Community Hall | United States of America, Maine | 2009-05-10 | -- | 2009 | 1 | |
| Minot University Black Box | Minot University Black Box | United States of America, Minot, 500 University Ave W | 2006-10-11 | 2006-10-12 | 2006 | 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 | |
| Man in the Moon Theatre | Man in the Moon Theatre | England, London, 392 Kings Road | 1994-01-20 | 1994-01-20 | 1994 | 1 | |
| Magnetic Theatre, The | The Magnetic Theatre | United States of America, Asheville, 375 Depot St | 2018-04-19 | 2018-05-05 | 2018 | 1 | |
| Molde kino | Molde kino | Norway, Molde, Gotfried Lies Plass 1. 6415 Molde | 1963-02-20 | 1984-10-31 | 1963–1984 | 7 | |
| Moyse Hall | Moyse Hall | Canada, Montréal, 853 Rue Sherbrooke O | 1933-10-18 | 1933-10-21 | 1933 | 1 | |
| Massachusetts Institute of Technology (MIT) | Massachusetts Institute of Technology (MIT) | United States of America, Cambridge, 77 Massachusetts Ave | 1964-01-24 | -- | 1964 | 1 | |
| Medway Little Theatre | Medway Little Theatre | England, Rochester, 256 High Street | 2016-05-10 | 2016-05-21 | 2016 | 1 | |
| Maddermarket Theatre | Maddermarket Theatre | England, Norwich, Norfolk, St Johns Alley | 1925-10-26 | 2002-02-02 | 1925–2002 | 21 | |
| Mumford Theatre, The | The Mumford Theatre | England, Cambridge, Cambridgeshire, Anglia Ruskin University East Road | 2010-11-08 | -- | 2010–2018 | 3 | |
| Montevideo | Montevideo | Uruguay, Montevideo | 1897-08- | -- | 1897–1974 | 3 | |
| Maltings | Maltings | England, Berwick-upon-Tweed, Eastern Ln | 2011-06-16 | -- | 2011 | 1 | |
| Metro Arts | Metro Arts | Australia, Brisbane, Edward St | 1994-03-01 | 1994-03-05 | 1994 | 1 | |
| Manchester Library | Manchester Library | United States of America, Manchester, 8067 E Main St | 2006-11-04 | -- | 2006 | 1 | |
| Mandal, Kinoen | Kinoen Mandal | Norway, Mandal, Store Elvegate 35 | 1973-11-10 | 1997-11-20 | 1973–2006 | 10 | |
| Maison de la Culture d’Amiens, Grand Théâtre | Maison de la Culture d’Amiens, Grand Théâtre | France, Amiens, 2 Place Léon Gontier | 2009-06-10 | 2014-02-20 | 2009–2014 | 3 | |
| Mahenovo divadlo | Mahenovo divadlo | Czech Republic, Brno, Malinovského náměstí 1 | 1966-03-04 | 2018-06-05 | 1966–2017 | 3 | |
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