| Thorndike Theatre, Leatherhead | Thorndike Theatre, Leatherhead | England, Leatherhead, Surrey | 1974-10-22 | 1974-11-09 | 1974 | 1 | |
| Teatr im. Juliusza Osterwy | Teatr im. Juliusza Osterwy | Poland, Lublin, prezydenta Gabriela Narutowicza 17 | 1958-03-01 | -- | 1958 | 1 | |
| Teatre Municipal de Berga | Teatre Municipalde Berga | Spain, Berga, Ronda de Queralt, 15 | -- | -- | | | |
| Theatro Louzitania | Theatro Louzitania | Greece, Athens | 1981-12-30 | -- | 1981 | 1 | |
| Teatre de Manacor | Teatre de Manacor | Spain, Manacor, Av. Parc, 0 | 2004-10-08 | 2008-09-20 | 2004–2008 | 2 | |
| Theatro Tzani Karampini | Theatro Tzani Karampini | Greece, Kalamata | 1912-01-04 | -- | 1912 | 1 | |
| Theater Itzehoe | Theater Itzehoe | Germany, Itzehoe, Theaterplatz | 2006-11-28 | -- | 2006–2014 | 2 | |
| Teatre de Salt | Teatre de Salt | Spain, Salt, Carrer de Sant Jaume, 2 | 2009-10-16 | 2009-10-18 | 2009 | 2 | |
| Theatro Inteal | Theatro Inteal | Greece, Athens | 1950-10-09 | 1950-10-22 | 1950 | 1 | |
| Tingsryd | Tingsryd | Sweden, Tingsryd | 1993-10-31 | -- | 1993 | 1 | |
| Teatro Agorà | Teatro Agorà | Italy, Lazio, Rome, Via della Penitenza, 33 | 2001-01-09 | 2001-01-21 | 2001 | 1 | |
| Teatro Civico Milanollo | Teatro Civico Milanollo | Italy, Savigliano, Piazza Casimiro Turletti 7 | 2001-12-14 | 2005-02-17 | 2001–2005 | 2 | |
| Théâtre de Villefranche | Théâtre de Villefranche | France, Villefranche cedex, Place des Arts – CS90301 | 2007-03-29 | -- | 2007 | 1 | |
| Teatro Fraschini | Teatro Fraschini | Italy, Pavia, Via Strada Nuova, 136 | 1985-02-21 | 2001-02-25 | 1985–2001 | 3 | |
| Trafalgar Studios | Trafalgar Studios | England, London, 14 Whitehall | 2013-12-17 | 2014-03-22 | 2013–2014 | 2 | |
| Tigheci | Tigheci | Moldova, Tigheci | -- | -- | | | |
| Teatr Powszechny (MTD) | Teatr Powszechny (MTD) | Poland, Warsaw | 1946-02-07 | -- | 1946 | 1 | |
| Thirteen/WNET New York (USA) | Thirteen/WNET New York (USA) | United States, New York | 1966-12-02 | -- | 1966 | 1 | |
| Trollhätan | Trollhätan | Sweden, Trollhätan | 1989-11-02 | 1989-11-02 | 1989 | 1 | |
| Teatry Dramatyczne | Teatry Dramatyczne | Poland, Szczecin | 1955-06-01 | -- | 1955–1968 | 2 | |
| Teatro Guaíra | Teatro Guaíra | Brazil, Curitiba, R. XV de Novembro, 971 | 1966-11-01 | -- | 1966–1989 | 4 | |
| Trident - Théâtre de la Butte, Le | Le Trident - Théâtre de la Butte | France, Cherbourg-Octeville, Place Général de Gaulle | 2013-04-09 | 2013-04-10 | 2013 | 1 | |
| Théâtre Jean Vilar | Théâtre Jean Vilar | France, Saint-Quentin, Place de l'Hôtel de ville | 1999-02-03 | -- | 1999–2018 | 2 | |
| Theater Espelkamp | Theater Espelkamp | Germany, Espelkamp, Trakehner Straße 1 | 1999-01-23 | 1999-01-23 | 1999 | 1 | |
| Teatro da Casa da Cultura | Teatro da Casa da Cultura | Brazil, Caxias do Sul | 1987-05- | -- | 1987 | 1 | |
| Torn Space Theater | Torn Space Theater | United States, Buffalo, 612 Fillmore Ave | 2012-03-01 | 2012-03-25 | 2012 | 1 | |
| Theater am Goetheplatz at Bremer Theater | Theater am Goetheplatz at Bremer Theater | Germany, Bremen, Goetheplatz 1 | 1951-09-30 | -- | 1951–1995 | 2 | |
| Trudvang | Trudvang | Norway, Surna | 1956-02-10 | -- | 1956 | 1 | |
| Theater Euskirchen | Theater Euskirchen | Germany, Euskirchen, Hochstraße 25 | 2004-02-29 | -- | 2004 | 1 | |
| Teatro de Estudantes | I Festival de Teatro de Estudantes | Brazil, Recife | 1958-03-24 | -- | 1958 | 1 | |
| Teatro San Martín | Teatro San Martín | Argentina, Buenos Aires, Avenida Corrientes | 1904-06-27 | 2013-10-09 | 1904–2013 | 8 | |
| Teatr Mały | Teatr Mały | Ukraine, Lviv | 1924-03-11 | -- | 1924 | 1 | |
| Trafó Kortárs Művészetek Háza | Trafó Kortárs Művészetek Háza | Hungary, Budapest, Liliom u. 41 | 2005-02-18 | 2015-05-25 | 2005–2015 | 4 | |
| Teatr Krakowski | Teatr Krakowski | Poland, Krakow | 1889-04-13 | 1891-10-20 | 1889–1891 | 2 | |
| Teatro Tasso | Teatro Tasso | Italy, Sorrento | 1982-01-12 | 1982-01-13 | 1982 | 1 | |
| The Magenta Giraffe Theatre Company | The Magenta Giraffe Theatre Company | United States, Detroit, 1301 W Lafayette Blvd | 2011-09-16 | 2011-10-08 | 2011 | 1 | |
| The Black Swan | The Black Swan | United States, Ashland, Corner of E Main And Pioneer St | 1999-03-31 | 1999-10-31 | 1999 | 1 | |
| Theatro Avlaia | Theatro Avlaia | Greece, Thessaloniki | 1968-03-05 | 2002-02-10 | 1968–2002 | 3 | |
| Turku (Åbo) | Turku (Åbo) | Finland, Turku (Åbo) | 1878-10-16 | 1893-09-14 | 1878–1893 | 4 | |
| Theatro Kosta Preka | Theatro Kosta Preka | Greece, Athens | 1984-10-10 | 1984-11-04 | 1984 | 1 | |
| Theater Putbus | Theater Putbus | Germany, Putbus, Markt 13 | 2015-03-13 | 2015-06-20 | 2015–2017 | 2 | |
| Thália Színház | Thália Színház | Slovak Republic, Košice, Mojmírova 1. | 1982-12-16 | -- | 1982 | 1 | |
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