| Teatro Sociale | Teatro Sociale | Italy, Brescia, Via Felice Cavallotti 20 | 2001-01-30 | 2018-03-15 | 2001–2018 | 5 | |
| Teatro Commenda | Teatro Commenda | Italy, Milan | 1892-06-11 | 1892-07-11 | 1892–1965 | 5 | |
| Tarrant County College-Theatre southeast | Tarrant County College -Theatre southeast | United States of America, Arlington, 2100 Southeast Pkwy | 2019-10-02 | 2019-10-05 | 2019 | 1 | |
| Theatre in the Round Players | Theatre in the Round Players | United States of America, Minneapolis, 245 Cedar Ave | 2006-01-06 | 2006-01-29 | 2006 | 1 | |
| Tyrili Kollektivets teatersal på Tøyen | Tyrili Kollektivets teatersal på Tøyen | Norway, Oslo, Tøyen | 1991-09-13 | -- | 1991 | 1 | |
| Thompson Studio Theatre, NCSU | Thompson Studio Theatre, NCSU | United States of America, Raleigh, Dunn Avenue | 1977-12-05 | 2001-09-15 | 1977–2001 | 2 | |
| Teatro San Genesio | Teatro San Genesio | Italy, Roma, Via Podgora, 1, 00195 Roma RM, Italy | 1991-05-16 | -- | 1991 | 1 | |
| Teatro Municipal Joaquim Benite | Teatro Municipal Joaquim Benite | Portugal, Almada, Av. Prof. Egas Moniz | 2014-02-08 | -- | 2014 | 1 | |
| Tatabánya | Tatabánya | Hungary, Tatabánya | 1927-05-05 | -- | 1927 | 1 | |
| Teatro Fernán Gómez - Centro de Arte | Teatro Fernán Gómez - Centro de Arte | Spain, Madrid, Calle de Colón, 4 | 2011-04-07 | 2017-12-17 | 2011–2017 | 3 | |
| Teatro Comunale Garibaldi | Teatro Comunale Garibaldi | Italy, Santa Maria C. V., Corso Giuseppe Garibaldi, 78 | 2006-02-25 | 2006-02-26 | 2006 | 1 | |
| Theatro Apollon | Theatro Apollon (Apollo Theater) | Greece, Ermoupoli, Syros, Siros Ermoupoli 841 00 | 1901-04-22 | 2012-02-05 | 1901–2012 | 6 | |
| Teatro Litta | Teatro Litta | Italy, Milan, Corso Magenta, 24 | 2001-02-07 | 2006-04-09 | 2001–2006 | 4 | |
| Teatro Merkanti | Teatro Merkanti | Brazil, São Paulo | 1988-12- | -- | 1988 | 1 | |
| Théâtre Maxime Gorki | Théâtre Maxime Gorki | France, Le Petit-Quevilly, Rue François Mitterrand | 1973-10-29 | 2005-01-27 | 1973–2005 | 3 | |
| Theatro Tsocha | Theatro Tsocha (Tsocha Theater) | Greece, Pireus | 1898-07-31 | 1898-08-01 | 1898 | 1 | |
| Teamtheater | Teamtheater | Germany, Munich, Am Einlaß 4 | 2007-02-07 | 2007-02-24 | 2007 | 1 | |
| Teatro Vittorio Emanuele | Teatro Vittorio Emanuele | Italy, Rome | 1911-06-23 | -- | 1911 | 1 | |
| Teatro Comunale | Teatro Comunale | Italy, Alessandria, Via Savona | 1993-03-02 | 1993-03-03 | 1993–2000 | 2 | |
| Teatro de Ansoáin | Teatro de Ansoáin | Spain, Ansoáin, Pl. Consistorial, 1 | 2009-12-11 | 2009-12-11 | 2009 | 1 | |
| Théâtre de la Grange | Théâtre de la Grange | France, Brive-la-Gaillarde, 12 Rue René Glangeaud, | -- | -- | | | |
| Theatre Royal | Theatre Royal | England, Middlesbrough, Sussex Street | 1907-07-22 | 1907-07-24 | 1907 | 1 | |
| Teatro Petrarca | Teatro Petrarca | Italy, Arezzo, Via Guido Monaco 12 | 2001-03-13 | 2020-02-16 | 2001–2020 | 2 | |
| Trafalgar Square Theatre | Trafalgar Square Theatre | England, Westminster, London, St Martin's Lane | 1893-02-20 | -- | 1893 | 1 | |
| Théâtre de la Manufacture | Théâtre de la Manufacture | France, Nancy, 10 Rue Baron Louis | 2007-01-30 | 2007-02-10 | 2007 | 1 | |
| Teatret Vårt | Teatret Vårt | Norway, Molde, Gørvellplassen 1 | 1993-10-16 | 2023-10-05 | 1993–2023 | 16 | |
| Theater am Kurfurstendamm | Theater am Kurfurstendamm | Germany, Berlin, Kurfürstendamm | 1935-10-04 | 1983-10-13 | 1935–1983 | 3 | |
| Teatro Argentina | Teatro Argentina | Italy, Rome, Largo di Torre Argentina, 52 | 1919-08-28 | 2019-04-28 | 1919–2019 | 23 | |
| Teatro Duse | Teatro Duse | Italy, Roma, Via Crema, 8, 00182 Roma RM, Italy | 2014-05-22 | 2014-06-01 | 2014 | 1 | |
| Tobacco Factory Theatre | Tobacco Factory Theatre | England, Bristol, The Tobacco Factory, Raleigh Rd, | 2013-10-01 | 2024-04-20 | 2013–2024 | 2 | |
| Teatr Bagatela | Teatr Bagatela | Poland, Kraków, ul. Karmelicka 6 | 1922-01-16 | -- | 1922–1925 | 4 | |
| Teatro Municipale | Teatro Municipale | Italy, Piacenza, Via Giuseppe Verdi, 41 | 1999-11-12 | 2005-02-09 | 1999–2005 | 2 | |
| Teatrul National Radu Stanca Sibiu | Teatrul National Radu Stanca Sibiu | Romania, Sibiu, Bulevardul Corneliu Coposu 2 | 1960-11-17 | 2019-02-10 | 1960–2018 | 12 | |
| Teater Tre | Teater Tre | Sweden, Stockholm, Rosenlundsgatan 12 | 2011-08-18 | 2011-08-20 | 2011 | 1 | |
| Theatro Zizania | Theatro Zizania | Egypt, Alexandria | 1903-04-06 | -- | 1903 | 1 | |
| Théâtre du Gymnase | Théâtre du Gymnase | France, Marseille, 4 Rue Théâtre Français | 1931-03-03 | -- | 1931 | 1 | |
| Teatro Stabile di Abruzzo | Teatro Stabile di Abruzzo | Italy, L'Aquila | 2012-02-23 | 2012-02-24 | 2012 | 1 | |
| Theatre in the Park | Theatre in the Park | Zimbabwe, Harare, Harare Gardens | 2011-09-27 | 2011-10-09 | 2011 | 1 | |
| Theatro Pantheon | Theatro Pantheon | Greece, Mytilini | 1934-07-27 | -- | 1934 | 1 | |
| Todd Theatre | Todd Theatre | United States of America, Rochester, 500 Joseph C Wilson Blvd | 1999-04-22 | 2014-03-08 | 1999–2014 | 2 | |
| Tromsø | Tromsø | Norway, Tromsø | 1898-01-10 | 1999-06-19 | 1898–2015 | 9 | |
| Teatro Politeama Pestapevar | Teatro Politeama Pestapevar | Italy, Forli | 1897-05-24 | -- | 1897 | 1 | |
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