| Teatro Santa Catarina | Teatro Santa Catarina | Mexico, Mexico City, Jardín Sta Catarina 10, Santa Catarina, Coyoacán | 2006-04-04 | 2006-04-06 | 2006 | 1 | |
| Theater Augsburg | Theater Augsburg | Germany, Augsburg, Kasernstraße 4 | 2001-10-06 | 2009-06-12 | 2001–2017 | 4 | |
| Teatro Politeama | Teatro Politeama | Italy, Ravenna | 1894-07-09 | -- | 1894 | 1 | |
| Theater Lübeck | Theater Lübeck | Germany, Lübeck, Beckergrube 16 | 1990-12-19 | 2018-03-17 | 1990–2017 | 3 | |
| Teatro Colosseo | Teatro Colosseo | Italy, Rome, Via Capo d'Africa | 1979-12-21 | -- | 1979 | 1 | |
| Thüringer Landestheater Rudolstadt | Thüringer Landestheater Rudolstadt | Germany, Rudolstadt, Anger 1 | 1937-10-26 | 2006-10-13 | 1937–2006 | 5 | |
| Teatro Armonia | Teatro Armonia | Italy, Trieste | 1901-10-22 | -- | 1901 | 4 | |
| Teatro Guaíra | Teatro Guaíra | Brazil, Curitiba, R. XV de Novembro, 971 | 1966-11-01 | -- | 1966–1989 | 4 | |
| Theater Casino Zug | Theater Casino Zug | Switzerland, Zug, Artherstrasse 2-4 | 2005-11-16 | -- | 2005–2019 | 2 | |
| Teatro Aldo Fabrizi | Teatro Aldo Fabrizi | Italy, Morlupo, Rome, Via del Mattatoio, 58 | 2009-03-22 | -- | 2009 | 1 | |
| Transversales | Transversales - scène conventionnée cirque Verdun | France, Verdun, 1 Place du Marché Couvert | 2015-04-28 | -- | 2015 | 1 | |
| The Academy | The Academy | United States, Reading | 1905-09-02 | 1905-09-02 | 1905 | 1 | |
| Teatr im. Wilama Horzycy | Teatr im. Wilama Horzycy | Poland, Toruń, Plac Teatralny 1 | 1964-06-23 | 2012-11-10 | 1964–2016 | 8 | |
| Teatro del Notariado | Teatro del Notariado | Uruguay, Montevideo, Guayabo 1729 | 1980-09-25 | -- | 1980–2001 | 2 | |
| Teatro da Casa da Cultura | Teatro da Casa da Cultura | Brazil, Caxias do Sul | 1987-05- | -- | 1987 | 1 | |
| Tron Theatre | Tron Theatre | Scotland, Glasgow, 63 Trongate | 2004-06-17 | 2015-10-24 | 2004–2015 | 2 | |
| Teatro La Comunità | Teatro La Comunità | Italy, Rome, Via Giggi Zanazzo, 1 | 1990-12-10 | -- | 1990–1992 | 2 | |
| Teatro Bergidum | Teatro Bergidum | Spain, Ponferrada, Calle Ancha, 15 | 2016-11-24 | -- | 2016 | 1 | |
| Trondheim | Trondheim | Norway, Trondheim | 1972-11-09 | -- | 1972–2015 | 2 | |
| Teatrul de Mişcare Studio M | Teatrul de Mişcare Studio M | Romania, Sfântu Gheorghe, Szabadság tér 1. sz. | 2016-02-16 | -- | 2016 | 1 | |
| Teatro di Roma | Teatro di Roma | Italy, Rome, Largo di Torre Argentina, 52 | 2006-03-14 | 2013-12-22 | 2006–2013 | 3 | |
| Teatro della Regina | Teatro della Regina | Italy, Cattolica, Piazzale della Repubblica 1 | 2001-03-06 | 2001-03-06 | 2001 | 1 | |
| Théâtre Antoine | Théâtre Antoine | France, Paris, 14 Boulevard de Strasbourg | 1898-02-06 | -- | 1898–1913 | 7 | |
| Tingvoll Gymnas | Tingvoll Gymnas | Norway, Tingvold | 1969-09-16 | -- | 1969–1990 | 4 | |
| Théâtre National de Nice | Théâtre National de Nice | France, Nice, Promenade des arts | 1990-01-10 | 2018-01-13 | 1990–2018 | 4 | |
| Theatre Institute | Theatre Institute | Bangladesh, Chittagong, Anderkilla | 2006-01-26 | -- | 2006 | 1 | |
| Teatr im. Wandy Siemaszkowej | Teatr im. Wandy Siemaszkowej | Poland, Rzeszów, ul. Sokoła 7-9 | 2014-09-20 | 2016-10-20 | 2014–2016 | 2 | |
| Teatro Itália | Teatro Itália | Brazil, São Paulo, Avenida Ipiranga, 344, Repubblica | 1971-04-05 | -- | 1971 | 1 | |
| Teatro Municipale | Teatro Municipale | Italy, Piacenza, Via Giuseppe Verdi, 41 | 1999-11-12 | 2005-02-09 | 1999–2005 | 2 | |
| Teater Druzhba | Teater Druzhba | Georgia, Tbilisi, Gldani-Nadzaladevi | 1990-01-11 | 1990-01-12 | 1990 | 1 | |
| Trivselshagen | Trivselshagen | Norway, Sandane | 2015-10-04 | 2020-09-18 | 2015–2022 | 4 | |
| Theater Spielraum | Theater Spielraum | Austria, Wien, Kaiserstraße 46 | 2012-10-22 | 2012-11-24 | 2012 | 1 | |
| Théâtre Paul Eluard | Théâtre Paul Eluard | France, Choisy-le-Roi, 4 Avenue de Villeneuve Saint-Georges | 1999-02-12 | 1999-02-13 | 1999 | 1 | |
| Theatre Royal | Theatre Royal | Ireland, Dublin | 1903-06-18 | -- | 1903–1917 | 2 | |
| Todd Theatre | Todd Theatre | United States, Rochester, 500 Joseph C Wilson Blvd | 1999-04-22 | 2014-03-08 | 1999–2014 | 2 | |
| The Cockpit Theatre | The Cockpit Theatre | England, London, Gateforth St | 2012-04-17 | 2018-04-28 | 2012–2018 | 3 | |
| Teatermuseet | Teatermuseet | Norway, Oslo, Nedre Slottsgate 1 | 2010-09-25 | -- | 2010 | 1 | |
| Temple Theater at Angelina College | Temple Theater at Angelina College | United States, Lufkin, 3500 South First Street | 2012-02-16 | 2012-02-18 | 2012 | 1 | |
| Teatrul Sică Alexandrescu Brasov | Teatrul Sică Alexandrescu Brasov | Romania, Braşov, Piaţa Teatrului Nr. 1 | 1967-02-18 | -- | 1967–2010 | 2 | |
| Teatro Municipal de Santiago | Teatro Municipal de Santiago | Chile, Santiago, Agustinas 794, Región Metropolitana | 1926-12-22 | 2017-01-22 | 1926–2017 | 4 | |
| Teatro della Pergola | Teatro della Pergola | Italy, Florence, Via della Pergola, 18 | 1905-11-08 | 2014-04-06 | 1905–2013 | 6 | |
| Toneelgroep Theater | Toneelgroep Theater, Stadsschouwburg Nijmegen | Netherlands, Amsterdam, Marnixstraat 427 | 2017-05-09 | -- | 2017 | 1 | |
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