| Theaterforum Kreuzberg | Theaterforum Kreuzberg | Germany, Berlin, Eisenbahnstraße 21 | 2009-05-15 | 2009-06-07 | 2009 | 1 | |
| Theater De Spiegel | Theater De Spiegel | Netherlands, Zwolle, Spinhuisplein 14 | 2013-01-23 | -- | 2013 | 1 | |
| Teatr Miejski | Teatr Miejski | Poland, Krakow, Plac Świętego Ducha 1 | 1894-04-27 | 1912-05-06 | 1894–1912 | 26 | |
| Theatre 22 | Theatre 22 | United States, New York | 1991-10-17 | 1991-11-03 | 1991–1997 | 2 | |
| Teatro Espanol | Teatro Espanol | Spain, Madrid, Calle del Príncipe, 25 | 1988-04- | 2007-11-04 | 1988–2007 | 3 | |
| Teatro Topos Allou | Teatro Topos Allou | Greece, Athens, Kefallinias 16 | 2010-12-04 | 2020-03-01 | 2010–2019 | 2 | |
| Tangram, Le | Le Tangram | France, Evreux, Boulevard de Normandie | 2018-12-13 | -- | 2018 | 1 | |
| Theater in der Moltkestraße Litzmannstadt | Theater in der Moltkestraße Litzmannstadt | Poland, Litzmannstadt / Łódź | 1944-04-27 | -- | 1944 | 1 | |
| The Dolphin Theatre | The Dolphin Theatre | Australia, Crawley, University of WA | 1963-06-05 | -- | 1963 | 1 | |
| Théâtre du Nouveau Monde | Théâtre du Nouveau Monde | Canada, Montréal, 84 Rue Sainte-Catherine Ouest | 1991-01-22 | 2022-04-09 | 1991–2022 | 2 | |
| Theater an der Marschnerstraße | Theater an der Marschnerstraße | Germany, Hamburg, Marschnerstraße 46 | 2008-01-24 | 2016-04-10 | 2008–2016 | 2 | |
| Theater aan het Vrijthof | Theater aan het Vrijthof | Netherlands, Maastricht, Vrijthof 47 | 1997-01-25 | 2013-11-28 | 1997–2012 | 7 | |
| Teatro Palacio Valdés | Teatro Palacio Valdés | Spain, Avilés, Calle Palacio Valdés, 3 | 2009-11-13 | -- | 2009 | 2 | |
| TeaterHUSET | TeaterHUSET | Denmark, Copenhagen, Magstræde 14 | 2006-10-12 | 2006-10-15 | 2006 | 1 | |
| Theatro Etoual | Theatro Etoual | Greece, Athens, Athens | 1912-10-14 | 1912-11-07 | 1912 | 1 | |
| Toneelklas Sint-Barbaracollege | Toneelklas Sint-Barbaracollege | Belgium, Ghent, Savaanstraat 33 | 2011-02-11 | 2011-02-19 | 2011 | 1 | |
| The Questors Studio | The Questors Studio | England, London, 12 Mattock Ln | 1975-05- | 2017-12-05 | 1975–2015 | 4 | |
| Town Assembly | Town Assembly | Malawi, Nkhotakota | 2006-06-10 | -- | 2006 | 1 | |
| Teatrul Constantin I. Nottara | Teatrul Constantin I. Nottara | Romania, Bucharest, Bd. Magheru Gheorghe, Gen., 20 | 1963-09-22 | 1992-04-08 | 1963–1992 | 2 | |
| Teatro La Capilla | Teatro La Capilla | Mexico, Ciudad de México,, Calle Madrid 13 (Del Carmen, Coyoacán) | 2019-08-27 | 2019-09-12 | 2019 | 1 | |
| Theater Mönchengladbach | Theater Mönchengladbach | Germany, Mönchengladbach, Odenkirchener Str. 78 | 2006-09-23 | 2011-12-30 | 2006–2011 | 2 | |
| Tingsaker skole | Tingsaker skole | Norway, Lillesand | 1997-09-19 | -- | 1997 | 1 | |
| Théâtre de la Place des Martyrs (Grande Salle) | Théâtre de la Place des Martyrs (Grande Salle) | Belgium, Bruxelles, Place des Martyrs 22 | 2008-11-06 | 2008-12-06 | 2008 | 1 | |
| Town Hall in Caledon | Town Hall in Caledon | South Africa, Caledon | 1929-02-05 | -- | 1929 | 1 | |
| Trondhjems Nationale Scene | Trondhjems Nationale Scene | Norway, Trondheim, Prinsens Gate 20 | 1911-09-16 | -- | 1911–1924 | 11 | |
| Toselli, Teatro | Teatro Toselli | Italy, Cuneo, Via Teatro Giovanni Toselli, 9 | 2018-03-17 | -- | 2018 | 1 | |
| Theater Lindenhof Melchingen | Theater Lindenhof Melchingen | Germany, Burladingen-Melchingen, Unter den Linden 18 | 2005-11-06 | 2007-04-28 | 2005–2006 | 2 | |
| Teatro Arbeu | Teatro Arbeu | Mexico, Mexico, Allende, Colonia Centro | 1904-07-19 | -- | 1904–1909 | 2 | |
| Théâtre Jean Lurçat - Scène Nationale d'Aubusson | Théâtre Jean Lurçat - Scène Nationale d'Aubusson | France, Aubusson, 16 Avenue des Lissiers | 2015-05-12 | -- | 2015 | 1 | |
| The Academy | The Academy | United States, Raleigh | 1905-09-15 | 1909-04-13 | 1905–1909 | 2 | |
| The Kenneth Sawyer Goodman Memorial Theatre | The Kenneth Sawyer Goodman Memorial Theatre (The Art Institute of Chicago) | United States, Chicago, 111 S Michigan Ave | 1928-02-07 | 1951-12-22 | 1928–1952 | 14 | |
| Theater der Nationen | Theater der Nationen | Bulgaria, Sofia | 1982-06-20 | 1982-07-06 | 1982 | 1 | |
| Theater De Paardenkathedraal | Theater De Paardenkathedraal | Netherlands, Utrecht, Veeartsenijstraat 155 | 2004-06-01 | 2004-11-06 | 2004 | 1 | |
| Théâtre de la Place | Théâtre de la Place | Belgium, Liège, Place de l'Yser 1 | 2009-12-16 | 2009-12-17 | 2009 | 1 | |
| Teatro Juan del Enzina | Teatro Juan del Enzina | Spain, Salamanca,, Calle Tostado, 8 | 2017-03-30 | -- | 2017 | 1 | |
| Teatret Møllen | Teatret Møllen | Denmark, Haderslev, Møllepladsen 4 | 2006-11-01 | 2006-11-02 | 2006 | 1 | |
| Teatr Polski | Teatr Polski | Poland, Wrocław, Gabrieli Zapolskiej 3 | 1986-11-16 | 2018-12-16 | 1986–2018 | 6 | |
| Theatro Elsa Vergi | Theatro Elsa Vergi | Greece, Athens | 1967-02-03 | 1972-04-02 | 1967–1971 | 2 | |
| Tivoli-Theater Bremen | Tivoli-Theater Bremen | Germany, Bremen, An der Weide | 1878-02-25 | 1878-03-03 | 1878 | 1 | |
| The New Theatre | The New Theatre | United States, Sioux Falls | 1905-01-09 | 1905-01-09 | 1905 | 1 | |
| Teatr Polski - Scena im. J.Grzegorzewskiego | Teatr Polski - Scena im. J.Grzegorzewskiego | Poland, Wrocław, Gabrieli Zapolskiej 3 | 2010-06-25 | 2011-05-15 | 2010 | 1 | |
| Teatro Verdi | Teatro Verdi | Italy, Trieste, Riva 3 Novembre | 1908-02-29 | -- | 1908–1922 | 2 | |
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