| Teatro Maria Matos | Teatro Maria Matos | Portugal, Lisbon, Avenida Frei Miguel Contreiras 52 | 1986-01-16 | 2012-07-09 | 1986–2012 | 2 | |
| TV teatern on Swedish Radio (Sweden) | TV teatern on Swedish Radio (Sweden) | Sweden | 1961-01-27 | -- | 1961 | 1 | |
| Teatro Olmetto | Teatro Olmetto | Italy, Milan | 1990-03-05 | -- | 1990 | 1 | |
| Teatro Astra | Teatro Astra | Italy, Vicenza, Contrà delle Barche, 53 | 2001-03-03 | -- | 2001 | 1 | |
| Tomelloso | Tomelloso | Spain, Tomelloso | 2010-03-27 | -- | 2010 | 1 | |
| Teatro Barcelona | Teatro Barcelona | Spain, Barcelona, Rambla de Cataluña / Paseo de Gracia (today Plaza de Catalunya) | 1943-11-26 | -- | 1943 | 1 | |
| Teatro Goldoni | Teatro Goldoni | Italy, Bagnacavallo RA, Piazza della Libertà, 18-21 | 2008-01-21 | -- | 2008 | 1 | |
| Teatr Studio | Teatr Studio | Ukraine, Kiev | 1916-11-09 | 1916-11-17 | 1916–1917 | 2 | |
| Theatro Circo | Theatro Circo | Portugal, Braga, Rua Gonçalo Sampaio | 2008-01-11 | 2008-01-12 | 2008 | 1 | |
| Teater Innlandet | Teater Innlandet | Norway, 2317 Hamar, Torggata 100 | 2024-02-08 | 2024-02-11 | 2024 | 1 | |
| Théâtre Simone Signoret | Théâtre Simone Signoret | France, Conflans-Sainte-Honorine, 12 Rue Auguste Romagne | 2012-03-20 | -- | 2012 | 1 | |
| Trilogy Theatre | Trilogy Theatre | United States of America, New York, 341 W 44th St | 1998-12-02 | 2000-10-21 | 1998–2000 | 2 | |
| Teatr Wielki | Teatr Wielki | Poland, Warsaw, Plac Teatralny 1 | 1882-03-10 | 1906-01-12 | 1882–1904 | 5 | |
| Teatro Liceo Guadalajara | Teatro Liceo Guadalajara | Spain, Guadalajara, Calle del Carmen / Calle Mayor | 1963-03-09 | -- | 1963 | 1 | |
| Theaterhaus Rudi | Theaterhaus Rudi | Germany, Dresden, Fechnerstraße 2A | 2006-04-20 | 2006-04-28 | 2006 | 1 | |
| Teaterhuset Forum | Teaterhuset Forum | Norway, Molde, Julsundveien 4 | 2001-03-21 | 2001-04-20 | 2001 | 1 | |
| Teatro Timbre 4 | Teatro Timbre 4 | Argentina, CABA, Av. Boedo 640 | 2017-09-27 | 2017-11-23 | 2017 | 1 | |
| Theater auf der Werft, Papenburg | Theater auf der Werft, Papenburg | Germany, Papenburg | 2010-04-09 | -- | 2010 | 1 | |
| Theatro Elsa Vergi | Theatro Elsa Vergi (Elsa Vergi Theater) | Greece, Athens | 1967-02-03 | 1972-04-02 | 1967–1971 | 2 | |
| Theaterboerderij Het Hek van de Dam | Theaterboerderij Het Hek van de Dam | Netherlands, Ekehaar | 2004-04-03 | 2004-09-11 | 2004 | 1 | |
| Teatro Gerbino | Teatro Gerbino | Italy, Torino | 1889-02-15 | 1894-01-10 | 1889–1898 | 5 | |
| Teatro Linguaggicreativi | Teatro Linguaggicreativi | Italy, Milan, Via Eugenio Villoresi, 26, 20143 Milano MI, Italy | 2023-11-10 | 2023-11-12 | 2023 | 1 | |
| The Star | The Star | United States of America, Buffalo | 1907-01-14 | 1907-01-16 | 1907 | 1 | |
| Theater Lüneburg | Theater Lüneburg | Germany, Lüneburg, An den Reeperbahnen 3 | 2001-09-28 | 2008-03-20 | 2001–2008 | 3 | |
| Teatro Verdi | Teatro Verdi | Italy, Genova, Piazza Alfredo Oriani | 1906-06-06 | -- | 1906 | 1 | |
| Teatre Mundial | Teatre Mundial | Spain, La Bisbal d'Empordà, Girona, Passeig Marimon Asprer, 10 | 2008-10-05 | -- | 2008 | 1 | |
| Teatro Puccini | Teatro Puccini | Italy, Udine | 1928-03-11 | -- | 1928 | 1 | |
| Teaterlokalet | Teaterlokalet | Norway, Sandefjord, Jernbanealleen 34 | 1956-10-15 | -- | 1956–1969 | 5 | |
| Théâtre de la Madeleine | Théâtre de la Madeleine | France, Paris, 19 Rue de Surène | 2010-02-16 | 2010-05-30 | 2010 | 1 | |
| Teatro Artur Azevedo | Teatro Artur Azevedo | Brazil, São Paulo | 1989-10- | -- | 1989 | 1 | |
| Theater De Paardenkathedraal | Theater De Paardenkathedraal | Netherlands, Utrecht, Veeartsenijstraat 155 | 2004-06-01 | 2004-11-06 | 2004 | 1 | |
| Teatro Carcano | Teatro Carcano | Italy, Milan, Corso di Porta Romana, 63 | 1898-11-22 | -- | 1898–1986 | 2 | |
| Theater des Kulturzentrums KUBIZ | Theater des Kulturzentrums KUBIZ | Germany, Unterhaching, Jahnstraße 1 | 2006-09-16 | -- | 2006 | 1 | |
| Tripoli | Tripoli | Greece, Tripoli | 1911-03-25 | -- | 1911 | 1 | |
| Tennessee Technological University Backdoor Playhouse | Tennessee Technological University Backdoor Playhouse | United States of America, Cookeville, 805 Quadrangle | 2006-11-09 | 2006-11-18 | 2006 | 1 | |
| Theatre Royal | Theatre Royal | England, Portsmouth | 1897-10-29 | -- | 1897 | 1 | |
| The Opera House | The Opera House | Northern Ireland, Londonderry, Carlisle Road | 1907-08-21 | 1907-08-24 | 1907 | 2 | |
| Teatro della Regina | Teatro della Regina | Italy, Cattolica, Piazzale della Repubblica 1 | 2001-03-06 | 2001-03-06 | 2001 | 1 | |
| Teatro dei Rozzi | Teatro dei Rozzi | Italy, Siena, Piazza Indipendenza, 15 | 1893-03-22 | -- | 1893–2016 | 3 | |
| Teatr im. Lensoveta | Teatr im. Lensoveta | Russia, St Petersburg, Vladimirskiy pr., 12 | 2006-02-23 | 2007-04-13 | 2006 | 2 | |
| Telemark | Telemark | Norway, Telemark | 1992-- | 2000-11-28 | 1992–2000 | 2 | |
| Teatro Matteotti | Teatro Matteotti | Italy, Moncalieri, Via Giacomo Matteotti, 1 | 1996-02-08 | 1996-02-12 | 1996 | 1 | |
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