| Teatre del Centre Parroquial | Teatre del Centre Parroquial | Spain, Tarragona, Passatge Maragall, 3 L'Arboç, 43720 | 2025-02-02 | -- | 2025 | 1 | |
| Teatro Astra | Teatro Astra | Italy, Vicenza, Contrà delle Barche, 53 | 2001-03-03 | -- | 2001 | 1 | |
| Târgu Mureș | Târgu Mureș | Romania, Târgu Mureș | 1900-07-10 | -- | 1900–1938 | 4 | |
| Teatr Miejski | Teatr Miejski | Poland, Toruń, Plac Teatralny 1, | 1922-10-10 | -- | 1922–1923 | 2 | |
| Teatro Ivelise | Teatro Ivelise | Italy, Roma, Via Capo d'Africa, 8/12, 00184 | 2022-05-07 | 2022-05-08 | 2022 | 1 | |
| The Blue Room Theatre - Studio | The Blue Room Theatre - Studio | Australia, Northbridge, Arts House, 51 - 53 James Street | 2013-08-13 | 2013-08-31 | 2013 | 1 | |
| The Greyhound Theatre | The Greyhound Theatre | England, Croydon, London | 1931-04-16 | -- | 1931 | 2 | |
| The Broadwater | The Broadwater, Main stage | United States of America | 2023-06-08 | 2023-06-25 | 2023 | 1 | |
| Thompson Theatre | Thompson Theatre | United States of America, Raleigh, 2241 Dunn Ave. | -- | -- | | | |
| The Magenta Giraffe Theatre Company | The Magenta Giraffe Theatre Company | United States of America, Detroit, 1301 W Lafayette Blvd | 2011-09-16 | 2011-10-08 | 2011 | 1 | |
| TU-Nantes | TU-Nantes | France, Nantes, Chemin de la Censive du Tertre | 2012-02-28 | 2018-02-23 | 2012–2018 | 2 | |
| Tōkyō Asahishinbun kōdō | Tōkyō Asahishinbun kōdō (Tokyo Asahi Auditorium) | Japan, Osaka | 1947-05-23 | -- | 1947 | 1 | |
| Théâtre Antoine | Théâtre Antoine | France, Paris, 14 Boulevard de Strasbourg | 1898-02-06 | -- | 1898–1913 | 7 | |
| Tokke kulturhus | Tokke kulturhus | Norway, Dalen, Storvegen 211 | 2008-10-19 | 2008-10-20 | 2008–2023 | 9 | |
| Teatro Municipal de Portimão | Teatro Municipal de Portimão | Portugal, Portimão, Largo 1º de Dezembro 34 | 2009-09-18 | 2009-09-19 | 2009 | 1 | |
| The Kramar Grand | The Kramar Grand | United States of America, Elwood | 1907-09-20 | 1907-09-20 | 1907 | 1 | |
| Theater des Westens | Theater des Westens | Germany, Berlin, Kantstraße 12 | 1903-11-19 | -- | 1903 | 1 | |
| TeaterHUSET | TeaterHUSET | Denmark, Copenhagen, Magstræde 14 | 2006-10-12 | 2006-10-15 | 2006 | 1 | |
| Théâtre de l’Opsis, Le | Le Théâtre de l’Opsis | Canada, Montréal, 1600 DE LORIMIER AVE | 2017-01-30 | 2017-02-19 | 2017 | 1 | |
| Teatro Centro Sociocultural "La Cárcel" | Teatro Centro Sociocultural "La Cárcel" | Spain, Totana, Murcia, Calle Santa Eulalia, 8A | 2010-05-28 | -- | 2010 | 1 | |
| Teatteri Ulpu | Teatteri Ulpu | Finland, Ulvila, Rauhantie 6 | 2005-04-09 | 2005-04-25 | 2005 | 1 | |
| Terschelling | Terschelling | Netherlands, Terschelling, Friesland | 1999-06-10 | 1999-06-19 | 1999 | 1 | |
| Teatro Municipal Sá de Miranda | Teatro Municipal Sá de Miranda | Portugal, Viana do Castelo, R. de Sá de Miranda | 1997-11-07 | 1998-01-25 | 1997 | 2 | |
| Târgu Ocna | Târgu Ocna | Romania, Târgu Ocna | -- | -- | | | |
| Topoľčany | Topoľčany | Slovak Republic, Topoľčany | 1912-04-25 | -- | 1912 | 1 | |
| Theater Wit | Theater Wit | United States of America, Chicago, 1229 W Belmont Ave | 2011-02-25 | 2026-03-08 | 2011–2026 | 2 | |
| Teatro Comunale Pedrazzoli | Teatro Comunale Pedrazzoli | Italy, Fabbrico, Via Roma, 64/B, 42042 | 2023-04-15 | -- | 2023 | 1 | |
| Teatro Aliança Francesa | Teatro Aliança Francesa | Brazil, Vila Buarque, R. Gen. Jardim, 182 | 1988-05-16 | 2022-05-01 | 1988–2022 | 2 | |
| Teatre Municipal de Palafrugell | Teatre Municipal de Palafrugell | Spain, Palafrugell, Carrer de Santa Margarida, 1 | 2008-09-05 | -- | 2008 | 1 | |
| Teatro Comunale Niccolini | Teatro Comunale Niccolini | Italy, Via Roma, 50026 San Casciano in Val di Pesa | 2024-03-07 | 2024-03-07 | 2024 | 1 | |
| Théâtre de la Ville | Théâtre de la Ville | France, Paris, 2 Place du Châtelet | 1981-02-17 | 1994-06-21 | 1981–2014 | 4 | |
| Teatrul Tineretului Piatra-Neamt | Teatrul Tineretului Piatra-Neamt | Romania, Piatra Neamț, Piața Ștefan cel Mare 1 | 1966-01-30 | 2025-05-04 | 1966–2025 | 4 | |
| Theatret i Moss | Theatret i Moss | Norway, Moss | 1871-09-28 | -- | 1871–1907 | 4 | |
| Teater Fusentast | Teater Fusentast | Norway, Trondheim, Riddervolds gate 28 | 1997-11-03 | -- | 1997 | 1 | |
| Theatro Kotopouli | Theatro Kotopouli (Kotopoulis Theatre) | Greece, Athens | 1918-07-27 | 2003-01-19 | 1918–2002 | 5 | |
| Thionville | NEST - CDN transfrontalier de Thionville-Grand Est | France, Thionville, 15 Route de Manom | 1991-11-15 | 2025-10-02 | 1991–2025 | 5 | |
| Teatro Principal de San Sebastián | Teatro Principal de San Sebastián | Spain, Donostia-San Sebastian, Calle Mayor, 3, | 1965-04-25 | -- | 1965 | 1 | |
| Teatr Kononova | Teatr Kononova (Kononov Theatre) | Russia, St. Petersburg, Bol'shaya Morskaya Ulitsa, 16 | 1883-01-25 | 1897-05-09 | 1883–1897 | 2 | |
| Theater Basel | Theater Basel | Switzerland, Basel, Elisabethenstrasse 16 | 1991-12-12 | 2017-06-22 | 1991–2017 | 13 | |
| Teatrul Dramatic I.D.Sîrbu Petrosani | Teatrul Dramatic I.D.Sîrbu Petrosani | Romania, Petroşani, Mihai Viteazu street, nr. 2 | 1964-02-22 | 2017-01-28 | 1964–2016 | 4 | |
| Théâtre National de Bretagne | Théâtre National de Bretagne | France, Rennes, 1 Rue Saint-Hélier | 1997-05-28 | 2014-03-22 | 1997–2014 | 8 | |
| Théâtre de la Balsamine | Théâtre de la Balsamine | Belgium, Bruxelles, Avenue Félix Marchal, 1 | 2003-11-13 | 2003-11-22 | 2003 | 1 | |
|
|
