| Throndhjems Theater | Throndhjems Theater | Norway, Trondheim, Prinsens Gate 20 | 1861-11-17 | 1863-11-04 | 1861–1863 | 2 | 1 |
| Tianjin People's Art Theatre | Tianjin People's Art Theatre | China, Tianjin, 43 Pingshan Rd, Hexi Qu, Tianjin Shi, China | 2016-01-15 | 2016-01-16 | 2016 | 1 | |
| The Lyric | The Lyric | United States, Vicksburg | 1908-10-10 | 1908-10-10 | 1908 | 1 | |
| Teatr Powszechny im. Zygmunta Hübnera | Teatr Powszechny im. Zygmunta Hübnera | Poland, Warsaw, ul. Jana Zamoyskiego 20 | 2006-04-04 | 2007-09-27 | 2006–2007 | 3 | |
| Theatret i Tønsberg | Theatret i Tønsberg | Norway, Tønsberg | 1903-09-06 | -- | 1903–1907 | 2 | |
| Tehran | Tehran | Iran, Tehran | 2016-01-27 | 2016-01-28 | 2016 | 1 | |
| Theatro Rex | Theatro Rex | Greece, Komotini | 1940-02- | -- | 1940 | 2 | |
| Teatro Auditorio de Cuenca | Teatro Auditorio de Cuenca | Spain, Cuenca, Paseo del Huécar, S/N | 2005-10-27 | 2005-10-27 | 2005 | 1 | |
| Theater i Neksø | Theater i Neksø | Denmark, Neksø | 1902-11-07 | -- | 1902 | 1 | |
| Theatro Odeio | Theatro Odeio | Greece, Rethymno, Crete | 2005-01-11 | 2005-01-12 | 2005 | 1 | |
| Teatro Sociale di Bellinzona | Teatro Sociale di Bellinzona | Switzerland, Bellinzona, Piazza Governo 11 | 1899-02-02 | -- | 1899 | 1 | |
| Teikokuza Theatre | Teikokuza Theatre | Japan, Osaka | 1911-10-06 | -- | 1911 | 1 | |
| Theater im Sechseckbau | Theater im Sechseckbau | Germany, Kiel, Westring 385 | -- | -- | | | |
| Teatr im. Stefana Jaracza | Teatr im. Stefana Jaracza | Poland, Lódz | 1920-10-19 | -- | 1920–1998 | 2 | |
| The Grand | The Grand | United States, Kansas City | 1904-03-03 | 1904-03-05 | 1904 | 1 | |
| Tribühne Norderstedt | Tribühne Norderstedt | Germany, Norderstedt, Jörg Peter Hahn Pl. 1 | 2003-01-21 | -- | 2003–2017 | 2 | |
| Teatro Apollo | Teatro Apollo | Italy, Genova | 1893-04-20 | -- | 1893 | 1 | |
| Trippel X | Trippel X | Netherlands, Amsterdam | 1994-07-28 | 1994-07-30 | 1994 | 1 | |
| Teatr kinoteatra | Teatr kinoteatra | Russia, Moscow | 1957-01-27 | -- | 1957 | 1 | |
| Théâtre Présent | Théâtre Présent | France, Paris, 211 avenue Jean Jaurès | 1980-09-16 | -- | 1980–1981 | 2 | |
| Teatr Polski w Wilnie (Teatr na Pohulance) | Teatr Polski w Wilnie (Teatr na Pohulance) | Lithuania, Vilnius, Basanavičiusa 13 | 1923-01-22 | 1923-12-10 | 1923 | 3 | |
| Teatro Aberto | Teatro Aberto | Portugal, Lisbon, R. Armando Cortez | 2002-02-26 | -- | 2002 | 1 | |
| Teatro Villa de Molina | Teatro Villa de Molina | Spain, Murcia, Carretera del Chorrico, 10 | 2010-03-13 | -- | 2010 | 1 | |
| Teatro Circo Murcia | Teatro Circo Murcia | Spain, Murcia, Calle de Enrique Villar, 11 | 2016-04-16 | -- | 2016 | 1 | |
| The Hole in the Wall Theatre | The Hole in the Wall Theatre | Australia, Leederville, 8 Southport Street | 1982-06-03 | -- | 1982–1988 | 2 | |
| Theater van Lier | Theater van Lier | Netherlands, Haarlem | 1893-12- | -- | 1893 | 1 | |
| Theatr Brycheiniog | Theatr Brycheiniog | Wales, Powys, Canal Wharf, Brecon | 2014-09-26 | 2014-09-26 | 2014 | 1 | |
| Trysil | Trysil | Norway, Trysil | 1966-04-21 | -- | 1966–1971 | 2 | |
| Theater aan de Slinger | Theater aan de Slinger | Netherlands, Houten, De Slinger 40 | 2012-04-04 | -- | 2012 | 1 | |
| Theater Bonn Kammerspiele | Theater Bonn Kammerspiele | Germany, Bonn, Am Michaelshof 9 | 2004-06-04 | 2013-06-15 | 2004–2014 | 8 | |
| Teatro Cantiere Florida | Teatro Cantiere Florida | Italy, Florence, Via Pisana 111r | 2003-12-03 | 2003-12-04 | 2003 | 1 | |
| Theatro Thision | Theatro Thision | Greece, Athens | 2013-11-21 | 2014-02-07 | 2013 | 1 | |
| Teaterbiennalen | Teaterbiennalen | Sweden, Luleå | 1997-03- | -- | 1997 | 1 | |
| Teatro del Parco | Teatro del Parco | Italy, Mestre, Venice, Via Gori, 8 | 2005-03-16 | 2005-03-17 | 2005 | 1 | |
| Théâtre National du Luxembourg | Théâtre National du Luxembourg | Luxembourg, Luxembourg, 194 rte de Longwy | 2010-05-06 | 2019-02-15 | 2010–2019 | 2 | |
| tallin | tallin | Eritrea | -- | -- | | | |
| Teatrul Victor Ion Popa Barlad | Teatrul Victor Ion Popa Barlad | Romania, Bârlad, Str. Vasile Pârvan | 1978-05-20 | -- | 1978 | 1 | |
| The Shakespeare Festival | The Shakespeare Festival | England, Stratford-upon-Avon | 1982-07-09 | 1982-07-30 | 1982 | 1 | |
| Teatro de Cámara del Complejo Cultural | Teatro de Cámara del Complejo Cultural | Mexico, Chihuahua, División del Norte, Carlos Guízar | 1985-11-23 | 1985-11-30 | 1985 | 1 | |
| Trinity Street Players | Trinity Street Theatre | United States, Austin, 901 Trinity Street | 2019-06-21 | 2019-07-13 | 2019 | 1 | |
| The Kentucky | The Kentucky | United States, Paducah | 1903-11-06 | 1907-09-16 | 1903–1907 | 3 | |
| Teatr Miejski | Teatr Miejski | Poland, Krakow, Plac Świętego Ducha 1 | 1894-04-27 | 1912-05-06 | 1894–1912 | 26 | |
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