| The Ron Barber Studio Theatre | The Ron Barber Studio Theatre, The Crescent Theatre | England, Birmingham, Brindleyplace, Sheepcote St | 2003-01-24 | 2003-02-01 | 2003 | 1 | |
| Theater im Kärntnertor | Ensemble Theater im Kärntnertor | Austria, Wien, Walfischgasse 4 | 1975-03-01 | -- | 1975 | 1 | |
| Thymele Arts | Thymele Arts | United States, Los Angeles, 5481 CA-2 | 2018-06-02 | 2018-06-16 | 2018 | 1 | |
| Teatr Popularny | Teatr Popularny | Poland, Grudziądz | 1960-07-02 | -- | 1960 | 1 | |
| Tivolischouwburg | Tivolischouwburg | Netherlands, Amsterdam | 1891-03-10 | -- | 1891 | 1 | |
| The Arena Studio Theatre | The Arena Studio Theatre | England, Wolverhampton, Wulfruna Street | 1985-01-10 | -- | 1985–2011 | 2 | |
| Teatro Astra | Teatro Astra | Italy, Vicenza, Contrà delle Barche, 53 | 2001-03-03 | -- | 2001 | 1 | |
| Théâtre du Cube Noir | Théâtre du Cube Noir | France, Strasbourg, 4 allée du Sommerhof | 2013-02-11 | 2017-03-26 | 2013–2017 | 2 | |
| Teatr Ziemi Łódzkiej | Teatr Ziemi Łódzkiej | Germany, Łódź | 1967-11-09 | -- | 1967 | 1 | |
| Theatro Polytheama | Theatro Polytheama | Greece, Volos | 1913-10-17 | -- | 1913 | 1 | |
| Teatret i Nibe | Teatret i Nibe | Denmark, Nibe | 1907-11-05 | -- | 1907 | 1 | |
| Teatro G. Verdi | Teatro G. Verdi | Italy, Gorizia, Via Garibaldi, 2A | 2005-02-08 | -- | 2005 | 1 | |
| Thüringer Landestheater Rudolstadt | Thüringer Landestheater Rudolstadt | Germany, Rudolstadt, Anger 1 | 1937-10-26 | 2006-10-13 | 1937–2006 | 5 | |
| Theater in der Stresemannstrasse | Theater in der Stresemannstrasse | Germany, Berlin, Stresemannstraße 29 | 1933-10-10 | -- | 1933 | 1 | |
| Teatr Miejski | Teatr Miejski | Poland, Bydgoszcz | 1928-03-24 | 1928-03-24 | 1928 | 1 | |
| Tbilisi International Festival of Theatre | Tbilisi International Festival of Theatre | Georgia, Tbilisi | 2015-10-05 | -- | 2015 | 1 | |
| Théâtre de la Manufacture | Théâtre de la Manufacture | France, Colmar, 6 Route d'Ingersheim | 2003-05-14 | 2003-05-16 | 2003 | 1 | |
| Teatro del Centro | Teatro del Centro | Spain, Madrid | 1929-02-11 | -- | 1929 | 1 | |
| Teikoku Gekijo (The Imperial Theatre) | Teikoku Gekijo (The Imperial Theatre) | Japan, Tokyo | 1911-11-28 | 1928-03-30 | 1911–1928 | 3 | |
| Teatro Politeama | Teatro Politeama | Italy, Ravenna | 1894-07-09 | -- | 1894 | 1 | |
| Theater Augsburg (Komödie) | Theater Augsburg (Komödie) | Germany, Augsburg, Kennedy-Platz 1 | 1962-12-06 | -- | 1962–2003 | 3 | |
| Teatro Comunale di L'Aquila | Teatro Comunale di L'Aquila | Italy, L'Aquila, Piazza del Teatro | 1994-11-03 | -- | 1994 | 1 | |
| Teatro Bernal de El Palmar | Teatro Bernal de El Palmar | Spain, Murcia, Calle Lorca, 65 | 2010-03-20 | -- | 2010 | 1 | |
| Theatre in the Square | Theatre in the Square | United States, Marietta, 11 Whitlock Ave NW | 1998-03-25 | 1998-05-03 | 1998 | 1 | |
| Toynbee Hall Theatre | Toynbee Hall Theatre | England, London, 28 Commercial St | 1949-02-12 | -- | 1949 | 1 | |
| Teatro Nuovo | Teatro Nuovo | Italy, Torino, Corso Massimo d'Azeglio, 17 | 2002-04-09 | 2002-04-21 | 2002 | 1 | |
| The Little Theatre | The Little Theatre | England, Hull, Kingston Square | 1928-03-05 | -- | 1928 | 1 | |
| Tingvoll Gymnas | Tingvoll Gymnas | Norway, Tingvold | 1969-09-16 | -- | 1969–1990 | 4 | |
| Target Margin Theater | Target Margin Theater | United States, Brooklyn, 138 South Oxford Street | 1992-09-10 | 1992-09-27 | 1992 | 1 | |
| Theatro Trianon | Theatro Trianon | Greece, Nafplio, Πλ. Συντάγματος | 2011-11-26 | 2011-11-27 | 2011 | 1 | |
| Theatro Bolari | Theatro Bolari | Greece, Chania, Crete | 1937-07-21 | -- | 1937 | 1 | |
| Teatro Barakaldo | Teatro Barakaldo | Spain, Barakaldo, Calle de Juan Sebastián Elcano, 4 | 2004-09-17 | 2004-09-19 | 2004 | 1 | |
| Tyholmen videregående skole | Tyholmen videregående skole | Norway, Arendal, Kirkebakken 8 | 1997-10-13 | -- | 1997 | 1 | |
| Teater Fusentast | Teater Fusentast | Norway, Trondheim, Riddervolds gate 28 | 1997-11-03 | -- | 1997 | 1 | |
| Théâtre Na Loba | Théâtre Na Loba | France, Pennautier, Place du Coustou | 2008-03-28 | 2008-03-29 | 2008 | 1 | |
| Theater am Turm | Theater am Turm | Germany, Villingen-Schwenningen, Schaffneigasse | 2011-05-30 | 2011-06-01 | 2011 | 1 | |
| Teatrul de Nord Satu Mare | Teatrul de Nord Satu Mare | Romania, Satu Mare, str. Horea nr. 3. | 1972-06-03 | 2008-05-31 | 1972–2014 | 5 | |
| Teatr Miejski | Teatr Miejski | Poland, Kalisz | 1904-11-29 | 1906-10-21 | 1904–1907 | 5 | |
| Teatro García Barbón | Teatro García Barbón | Spain, Vigo, Rúa Policarpo Sanz, 13, | 1928-05-25 | -- | 1928 | 1 | |
| Thale | Thale | Germany, Thale | 2011-05-27 | 2011-06-18 | 2011 | 1 | |
| Teatret i Troense | Teatret i Troense | Denmark, Troense | 1909-11-05 | -- | 1909 | 2 | |
| Teatro A Hebraica | Teatro A Hebraica | Brazil, São Paulo | 1983-03- | -- | 1983 | 1 | |
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