| Magdeburg | Magdeburg | Germany, Magdeburg | -- | -- | | | |
| Miorcani (Rădăuţi-Prut) | Miorcani (Rădăuţi-Prut) | Romania, Miorcani (Rădăuţi-Prut) | -- | -- | | | |
| Middelburg | Middelburg | Netherlands, Middelburg | -- | -- | | | |
| Meiningen | Meiningen | Germany, Meiningen | -- | -- | | | |
| Manhatten | Manhatten | United States, Manhatten | -- | -- | | | |
| Mexico City | Mexico City | Mexico, Mexico City | -- | -- | | | |
| Marrucino | Teatro | Italy, Chieti | -- | -- | | | |
| Mărăşeşti | Mărăşeşti | Romania, Mărăşeşti | -- | -- | | | |
| Meteleu(Scutelnici) | Meteleu (Scutelnici) | Romania, Meteleu(Scutelnici) | -- | -- | | | |
| Manchester | Manchester | England, Manchester | -- | -- | | | |
| Murfatlar (Basarabi) | Murfatlar (Basarabi) | Romania, Murfatlar (Basarabi) | -- | -- | | | |
| Mannheim | Mannheim | Germany, Mannheim | -- | -- | | | |
| Mátray Béla Társulata | Mátray Béla Társulata | Romania, Arad | -- | -- | | | |
| Mélo d'Amélie | Mélo d'Amélie | France, Paris, 4 Rue Marie Stuart | -- | -- | | | |
| Mărculeşti | Mărculeşti | Romania, Mărculeşti | -- | -- | | | |
| Městské oblastní divadlo | Městské oblastní divadlo | Czech Republic, Kolín | -- | -- | | | |
| Milwaukee Repertory Theater | Milwaukee Repertory Theater | United States, Milwaukee | -- | -- | | | |
| Măcin | Măcin | Romania, Măcin | -- | -- | | | |
| Murnau | Murnau | United States, Murnau | -- | -- | | | |
| Michael Schimmel Center for the Arts | Michael Schimmel Center for the Arts | United States, New York, Spruce Street | -- | -- | | | |
| Molun zhongxue (Molun School) | Molun zhongxue (Molun School) | China, Shanghai | -- | -- | | | |
| Moineşti | Moineşti | Romania, Moineşti | -- | -- | | | |
| Mogilevskij Dramatičeski Teatr | Mogilevskij Dramatičeski Teatr (Mahilioŭ Regional Drama Theater) | Belarus, Mogilev, Pieršamajskaja St 7 | -- | -- | | | |
| Melbourne | Melbourne | Australia, Melbourne | -- | -- | | | |
| Murighiol | Murighiol | Romania, Murighiol | -- | -- | | | |
| Marxzell | Marxzell | Germany, Marxzell | -- | -- | | | |
| Moreni | Moreni | Romania, Moreni | -- | -- | | | |
| Micşuneştii Mari | Micşuneştii Mari | Romania, Micşuneştii Mari | -- | -- | | | |
| Meerbusch | Meerbusch | Germany, Meerbusch | -- | -- | | | |
| Mariinsky theatre | Mariinsky theatre | Russia, St. Petersburg, Teatralnaya ploshchad', 1 | 2005-06-22 | 2005-06-22 | 2005 | 1 | |
| Mazzini | Teatro Mazzini | Italy, Forlì | 1974-12-14 | -- | 1974 | 1 | |
| Moskovski teatr na Taganke | Moskovski teatr na Taganke | Russia, Moscow, Zemlyanoy Val, 76/21 | 2013-06-12 | -- | 2013 | 1 | |
| Marikollen ungd.skole | Marikollen ungd.skole | Norway, Fjerdingby, Rælingen | 2001-11-06 | -- | 2001 | 1 | |
| Mankato | Mankato | United States, 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, Portland | 1904-01-27 | 1904-01-28 | 1904 | 1 | |
| Marmorhaus | Marmorhaus | Germany, Berlin, Kurfürstendamm 236 | 1919-04-06 | -- | 1919 | 1 | |
| Mĕstské oblastní divadlo Varnsdorf | Mĕstské oblastní divadlo Varnsdorf | Czech Republic, Varnsdorf, Partyzánů 1442 | 1959-04-25 | -- | 1959 | 1 | |
| Mainfranken Theater Würzburg | Mainfranken Theater Würzburg | Germany, Würzburg, Theaterstraße 21 | 2013-01-19 | -- | 2013 | 1 | |
| Mission Theatre, The | The Mission Theatre | England, Bath, 32 Corn St | 2008-03-11 | 2008-03-15 | 2008 | 1 | |
| Mercedes Cotner Park | Mercedes Cotner Park | United States, Cleveland, West 95th Street and Maywood Avenue | 2011-08-04 | -- | 2011 | 1 | |
| Mallette Studio Theatre | Mallette Studio Theatre | United States, Evansville, 8600 University Blvd | 2010-03-18 | 2010-04-02 | 2010 | 1 | |
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