| Theatre Lobby | Theatre Lobby | United States of America, Washington D.C. | 1963-06-04 | 1966-07-16 | 1963–1967 | 3 | |
| Teatr Mały | Teatr Mały | Poland, Warsaw, Marszałkowska 104/122 | 1905-05-06 | 1909-10-06 | 1905–1993 | 12 | |
| Teatro do SESC Centro | Teatro do SESC Centro | Brazil, Porto Alegre, Av. Alberto Bins, 665 | 2019-05-21 | -- | 2019 | 2 | |
| Teatre Joventut | Teatre Joventut | Spain, L'Hospitalet de Llobregat, Carrer Joventut, 4-10 | 2008-11-01 | 2008-11-02 | 2008 | 1 | |
| Theodore L. Hazlett, Jr. Theatre | Theodore L. Hazlett, Jr. Theatre | United States of America, Pittsburgh, 6 Allegheny Square East | 1984-02-17 | 1984-04-01 | 1984 | 1 | |
| Theater in Baden-Baden | Theater in Baden-Baden | Germany, Baden-Baden | 1887-07-08 | -- | 1887–1928 | 22 | |
| Théâtre de la Grange | Théâtre de la Grange | France, Brive-la-Gaillarde, 12 Rue René Glangeaud, | 2003-03- | -- | 2003 | 1 | |
| Tacoma Theatre | Tacoma Theatre | United States of America, Tacoma | 1909-01-08 | 1909-01-09 | 1909 | 1 | |
| The Opera House | The Opera House | Northern Ireland, Londonderry, Carlisle Road | 1907-08-21 | 1907-08-24 | 1907 | 2 | |
| Théâtre 13 | Théâtre 13 | France, Paris, 30 rue du Chevarelet | 1993-03-02 | 2023-06-17 | 1993–2023 | 4 | |
| Theater in der Klosterstraße | Theater in der Klosterstraße | Germany, Berlin, Klosterstraße 43 | 1928-03-20 | -- | 1928 | 2 | |
| Théâtre National du Palais de Chaillot | Théâtre National du Palais de Chaillot | France, Paris, 1 Place du Trocadéro et du 11 Novembre | 1958-02-05 | -- | 1958 | 1 | |
| Teatro do Memorial da America Latina | Teatro do Memorial da America Latina | Brazil, São Paulo, Avenue Auro Soares de Moura Andrade | 2008-03-09 | -- | 2008 | 1 | |
| Teatret i Ringkjøbing | Teatret i Ringkjøbing | Denmark, Ringkjøbing | 1902-11-26 | -- | 1902 | 1 | |
| Teatr Mały | Teatr Mały | Ukraine, Lviv | 1924-03-11 | -- | 1924 | 1 | |
| Teatro Tascabile di Bergamo | Teatro Tascabile di Bergamo | Italy, Bergamo, Via San Lorenzo 12/A | 1996-06-09 | -- | 1996 | 1 | |
| Trinity Valley School | Trinity Valley School | United States of America, Willow Creek, 730 CA-96 | 2005-12-08 | -- | 2005 | 1 | |
| Teatro Carignano | Teatro Carignano | Italy, Torino, Piazza Carignano, 6 | 1895-02-18 | 2023-01-15 | 1895–2023 | 18 | |
| Turnhallen | Turnhallen | Norway, Mandal | 1952-01-27 | -- | 1952–1960 | 3 | |
| Theatre Royal | Theatre Royal | Scotland, Edinburgh | 1890-11-24 | 1908-08-29 | 1890–1912 | 9 | |
| Theatre Royal | Theatre Royal Plymouth | England, Plymouth, Royal Parade | 1993-05-11 | 2017-10-07 | 1993–2017 | 3 | |
| Theater im Depot | Theater im Depot | Germany, Stuttgart, Landhausstrasse 188/1 | 2004-10-01 | 2006-01-05 | 2004 | 1 | |
| Theaterforum Gauting | Theaterforum Gauting | Germany, Gauting, Lärchenstraße 3 | 2008-01-12 | -- | 2008 | 1 | |
| Teater Tre | Teater Tre | Sweden, Stockholm, Rosenlundsgatan 12 | 2011-08-18 | 2011-08-20 | 2011 | 1 | |
| Teatr Dramatyczny | Teatr Dramatyczny | Poland, Warsaw, Plac Defilad 1 | 1973-06-03 | 2007-05-18 | 1973–2007 | 4 | |
| Theatre 14 Smith College | Theatre 14 Smith College | United States of America, Northampton | 2002-10-18 | 2002-10-26 | 2002 | 1 | |
| Teatro India | Teatro India | Italy, Roma, Lungotevere Vittorio Gassman, 1, 00146 Roma RM, Italy | 2022-11-25 | 2022-11-27 | 2022 | 1 | |
| The Civic | The Civic | England, Barnsley, Hanson St | 2011-06-15 | -- | 2011 | 1 | |
| Teatro Angelicum | Teatro Angelicum | Italy, Milan | 1954-02-26 | 1954-02-27 | 1954 | 1 | |
| Theatro Apollon | Theatro Apollon (Apollo Theater) | Greece, Ermoupoli, Syros, Siros Ermoupoli 841 00 | 1901-04-22 | 2012-02-05 | 1901–2012 | 6 | |
| Teatro Monumental | Teatro Monumental | Portugal, LIsbon, Praca do Saldanha | 1956-01-20 | -- | 1956 | 1 | |
| Teatret i Frederikssund | Teatret i Frederikssund | Denmark, Frederikssund | 1907-11-29 | -- | 1907 | 1 | |
| Theater de Maagd | Theater de Maagd | Netherlands, Bergen op Zoom, Grote Markt 32 | 2017-04-12 | -- | 2017 | 1 | |
| Théâtre de l’Espace | Théâtre de l’Espace | France, Besançon, Place de l’Europe | 2000-03-07 | 2000-03-08 | 2000 | 1 | |
| Teatr Polski | Teatr Polski | Poland, Szczecin, Swarożyca 5 | 2007-09-15 | -- | 2007 | 1 | |
| Théâtre des Menus Plaisirs | Théâtre des Menus Plaisirs | France, Paris, 33 Rue Fbg St Martin | 1895-05-08 | -- | 1895 | 1 | |
| Tønsberghallen | Tønsberghallen | Norway, Tønsberg, Eikveien | 1997-09-13 | 1997-09-15 | 1997 | 1 | |
| Teatro Comunale | Teatro Comunale | Italy, Vipiteno, Piazza J. W. von Goethe, 1 | 2011-10-27 | -- | 2011 | 1 | |
| Teatro Verdi | Teatro Verdi | Italy, Padova, Via Livello, 32 | 2001-01-09 | 2022-11-13 | 2001–2022 | 3 | |
| Theatro Diana | Theatro Diana (Diana Theater) | Greece, Athens | 1991-10-21 | 1992-04-16 | 1991 | 1 | |
| Trondheim Torg | Trondheim Torg | Norway, Trondheim, Kongens gate 9 | 2004-11-06 | 2004-11-13 | 2004 | 1 | |
| Theater Oberhausen | Theater Oberhausen | Germany, Oberhausen, Will-Quadflieg-Platz 1 | 1972-12-05 | 2018-05-05 | 1972–2018 | 17 | |
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