| Theater de Garage | Theater de Garage | Netherlands, Venlo, Saxenkampstraat 2 | 2004-10-16 | -- | 2004 | 1 | |
| Teatro Galileo | Teatro Galileo | Spain, Madrid, Calle de Galileo, 39 | 2004-05-05 | -- | 2004 | 1 | |
| Teatro Duse | Teatro Duse | Brazil, Rio de Janeiro | 1952-09-18 | 1952-09-21 | 1952 | 1 | |
| Teatro García Barbón | Teatro García Barbón | Spain, Vigo, Rúa Policarpo Sanz, 13, | 1928-05-25 | -- | 1928 | 1 | |
| Tarnów | Tarnów | Poland, Tarnów | 1904-02-08 | -- | 1904–1918 | 4 | |
| TIK-Zelt vor der Votivkirche | TIK-Zelt vor der Votivkirche | Austria, Vienna | 1988-04-16 | -- | 1988 | 1 | |
| Théâtre du Méridien | Théâtre du Méridien | Belgium, Brussel, 1170 Watermael-Boitsfort | 1967-11-09 | -- | 1967 | 1 | |
| The Playhouse | The Playhouse | England, Sheffield, South Yorkshire, Townshead Street | 1960-02-29 | -- | 1960 | 1 | |
| Theatret i Horten | Theatret i Horten | Norway, Horten | 1903-09-08 | -- | 1903 | 1 | |
| Théâtre de la Cité | Théâtre de la Cité | France, Nice, 3 Rue Paganini, 06000 | 2023-05-07 | -- | 2023 | 1 | |
| Teatr Nowy | Teatr Nowy | Poland, Zabrze, Plac Teatralny 1 | 1979-06-17 | -- | 1979 | 1 | |
| Tschitalischte Slavjanska | The Lounge of Tschitalischte Slavjanska besseda | Bulgaria, Sofia | 1994-11-08 | -- | 1994 | 1 | |
| Teatro Fraschini | Teatro Fraschini | Italy, Pavia, Via Strada Nuova, 136 | 1985-02-21 | 2019-03-10 | 1985–2019 | 4 | |
| Theatre Royal Nottingham | Theatre Royal Nottingham | England, Nottingham | 2010-03-22 | 2010-03-27 | 2010 | 1 | |
| The Heritage Center | The Heritage Center | United States of America, Morrisville, 635 North Delmorr Ave | 2000-09-15 | 2025-05-18 | 2000–2025 | 2 | |
| Teatro de Rossi | Teatro de Rossi | Italy, Rome, Via Cesare Baronio, 127, 00179 | 2024-04-05 | 2024-04-14 | 2024 | 1 | |
| Teamtheater | Teamtheater | Germany, Munich, Am Einlaß 4 | 2007-02-07 | 2007-02-24 | 2007 | 1 | |
| Teater Plaza | Teater Plaza | Sweden, Stockholm | 1998-10-10 | -- | 1998 | 1 | |
| Teatr Ateneum | Teatr Ateneum | Poland, Warsaw, Stefana Jaracza 2 | 1970-06-28 | -- | 1970 | 1 | |
| Théâtre Jean-Arp | Théâtre Jean-Arp | France, 22 Rue Paul Vaillant Couturier, 92140 Clamart | 2023-03-09 | 2023-03-10 | 2023 | 1 | |
| Thália Társaság | Thália Társaság | Hungary, Budapest | 1906-12-25 | 1907-04-14 | 1906 | 1 | |
| Teikokuza Theatre | Teikokuza Theatre | Japan, Osaka | 1911-10-06 | -- | 1911 | 1 | |
| Theater Het Vervolg | Theater Het Vervolg | Netherlands, Maastricht, Plein 1992 15 | 1997-11-21 | -- | 1997 | 1 | |
| Teatro Comunale | Teatro Comunale | Italy, Cesenatico Forlì-Cesena, Viale Giuseppe Mazzini, 10 | 1956-01-01 | -- | 1956 | 1 | |
| Taproot Theatre | Taproot Theatre | United States of America, Seattle, 204 N 85th St | 2005-02-02 | 2005-03-05 | 2005 | 1 | |
| Trident - Théâtre de la Butte, Le | Le Trident - Théâtre de la Butte | France, Cherbourg-Octeville, Place Général de Gaulle | 2013-04-09 | 2024-11-29 | 2013–2024 | 2 | |
| Teatro Politheama | Teatro Politheama | Brazil, São Paulo, R. Barão de Jundiaí | 1899-10- | -- | 1899 | 1 | |
| Teatro Principal de Zaragoza | Teatro Principal de Zaragoza | Spain, Zaragoza, Plaza de José Sinués y Urbiola, 2 | 1902-10-04 | -- | 1902–2018 | 3 | |
| Teatro Strehler | Teatro Strehler | Italy, Milan, Largo Paolo Grassi, 2 | 2003-05-06 | 2014-04-06 | 2003–2014 | 2 | |
| Théâtre Municipal Lausanne | Théâtre Municipal Lausanne | Switzerland, Lausanne | 1933-03-08 | -- | 1933 | 1 | |
| Tianjin qingnianhui | Tianjin qingnianhui (Tianjin YMCA) | China, Tianjin | 1938-- | 1938-- | 1938 | 1 | |
| Theatre Royal | Theatre Royal | Australia, Hobart, 29 Campbell Street | 1891-10-14 | 1971-04-24 | 1891–1971 | 3 | |
| Tampereen Teatteri | Tampereen Teatteri | Finland, Tampere, 2, Keskustori | 1904-10-14 | 2003-05-16 | 1904–2002 | 16 | |
| Thália Színház | Thália Színház | Slovak Republic, Košice, Mojmírova 1. | 1982-12-16 | -- | 1982 | 1 | |
| Teater Halland | Teater Halland | Sweden, Varberg, Birger Svenssons väg 28e, Box 58 | 2006-10-27 | 2014-10-31 | 2006–2014 | 2 | |
| The Grand | The Grand | United States of America, St. Louis | 1904-01-27 | 1904-01-30 | 1904 | 1 | |
| Toronto | Toronto | Canada, Toronto | 1908-04- | 2020-05-17 | 1908–2020 | 4 | |
| Town Hall Theatre | Town Hall Theatre | England, Bishop Auckland, Market Pl | 2005-03-16 | -- | 2005 | 1 | |
| Théâtre de l'Est Parisien (TEP) | Théâtre de l'Est Parisien (TEP) | France, Paris, 159 Avenue Gambetta | 1999-03-30 | 1999-04-15 | 1999 | 1 | |
| Tammerfors | Tammerfors | Finland, Tammerfors | 1893-04-13 | 1994-- | 1893–1993 | 3 | |
| Theater Lantaren/Venster | Theater Lantaren/Venster (Lantaren/Venster) | Netherlands, Rotterdam, Gouvernestraat | 1993-02-13 | -- | 1993 | 1 | |
| The Questors Theatre | The Questors Theatre | England, London, 12 Mattock Ln | 1938-01- | 2018-05-26 | 1938–2018 | 7 | |
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