| Temporada Alta - Festival de Tardor de Catalunya | Temporada Alta - Festival de Tardor de Catalunya | Spain, Girona / Salt | 2008-12-07 | -- | 2008 | 1 | |
| Teater NOR stor | Teater NOR stor | Norway, Stamsund , J. M. Johansens Vei 32 | 2012-05-29 | -- | 2012 | 1 | |
| Teatrul Național de Operă și Balet Oleg Danovski | Teatrul Național de Operă și Balet Oleg Danovski | Romania, Constanța, Str. Mircea cel Bătrân, nr. 97 | 2013-05-30 | -- | 2013 | 1 | |
| Theatro Porta | Theatro Porta | Greece, Athens | 2012-06-14 | 2012-10-07 | 2012 | 1 | |
| Thüringer Landestheater Rudolstadt | Thüringer Landestheater Rudolstadt | Germany, Rudolstadt, Anger 1 | 1937-10-26 | 2006-10-13 | 1937–2006 | 5 | |
| Teatret i Hammerfest | Teatret i Hammerfest | Norway, Hammerfest | 1880-05-20 | -- | 1880–2009 | 9 | |
| Teatre Rialto Valencia | Teatre Rialto Valencia | Spain, Valencia, Plaça de l'Ajuntament, 17 | 2004-09-29 | 2013-12-14 | 2004–2013 | 2 | |
| Teatro Valle | Teatro Valle | Italy, Rome, Via del Teatro Valle, 22-32 | 1891-03-10 | 1893-03-19 | 1891–1982 | 15 | |
| Theatrikos Stathmos | Theatrikos Stathmos | Greece, Heraklion / Irakleio | 2005-01-15 | 2011-12-16 | 2005–2011 | 2 | |
| Teatr Popularny | Teatr Popularny | Poland, Łódź | 1910-10-08 | 1913-05-01 | 1910–1913 | 5 | |
| Tobacco Factory Theatre | Tobacco Factory Theatre | England, Bristol, The Tobacco Factory, Raleigh Rd, | 2013-10-01 | 2013-10-05 | 2013 | 1 | |
| Teatro Curvo Semedo | Teatro Curvo Semedo | Portugal, Montemor-o-Novo, Rua João Luis Ricardo | 2007-04-14 | -- | 2007 | 1 | |
| Theatro Magiko Palati | Theatro Magiko Palati | Cyprus, Nikosia | 1946-12-13 | -- | 1946–1947 | 2 | |
| Theatergesellschaft Malters | Theatergesellschaft Malters | Switzerland | 2016-04-08 | 2016-04-30 | 2016 | 1 | |
| Teatr im. Adama Mickiewicza | Teatr im. Adama Mickiewicza | Poland, Częstochowa | 1969-01-24 | -- | 1969 | 1 | |
| Theater der Stadt Diepholz | Theater der Stadt Diepholz | Germany, Diepholz, Schlesierstraße 13 | 2003-01-22 | -- | 2003 | 1 | |
| Theatre A at Carleton University | Theatre A at Carleton University | Canada, Ottawa | 1984-12-05 | 1984-12-08 | 1984 | 1 | |
| Theater Die Auslese Hamburg | Theater Die Auslese Hamburg | Germany, Hamburg | 1948-09-03 | -- | 1948 | 1 | |
| Turnhallen | Turnhallen | Norway, Mandal | 1952-01-27 | -- | 1952–1960 | 3 | |
| Teater 23 | Teater 23 | Sweden, Malmö, Djäknegatan 7 | 2007-03-15 | 2007-03-30 | 2007 | 1 | |
| Theatre Royal | Theatre Royal | Scotland, Edinburgh | 1890-11-24 | 1908-08-29 | 1890–1912 | 9 | |
| Teatro la Mascara | Teatro la Mascara | Colombia, Cali, Valle del Cauca, Cra. 10 #3 - 40 | 2009-11-05 | 2009-11-07 | 2009 | 1 | |
| Tingvoll Gymnas | Tingvoll Gymnas | Norway, Tingvold | 1969-09-16 | -- | 1969–1990 | 4 | |
| Théâtre des Capucins | Théâtre des Capucins | Luxembourg, Luxembourg, 9 pl. du Théâtre | 2000-10-07 | 2003-02-19 | 2000–2003 | 2 | |
| Thompson Theatre | Thompson Theatre | United States, Raleigh, 2241 Dunn Ave. | -- | -- | | | |
| Teatro Angelicum | Teatro Angelicum | Italy, Milan | 1954-02-26 | 1954-02-27 | 1954 | 1 | |
| Teatro Colosseo | Teatro Colosseo | Italy, Rome, Via Capo d'Africa | 1979-12-21 | -- | 1979 | 1 | |
| TWU Redbud Theater | TWU Redbud Theater | United States, Denton, 1401 Oakland St | 2008-04-17 | 2008-04-20 | 2008 | 1 | |
| Teatro Bernal de El Palmar | Teatro Bernal de El Palmar | Spain, Murcia, Calle Lorca, 65 | 2010-03-20 | -- | 2010 | 1 | |
| Teatro dei Marsi | Teatro dei Marsi | Italy, Avezzano AQ, Via Cavalieri di Vittorio Veneto, | 2013-03-20 | -- | 2013 | 1 | |
| Teatrul Odeon | Teatrul Odeon (Comedy Theater) | Romania, Bucharest, Cal. Victoriei, 40-42 | 1988-11-27 | 2016-04-01 | 1988–2017 | 6 | |
| Teatro Civico | Teatro Civico | Italy, Tortona, Via Ammiraglio Mirabello, 3 | 1993-03-30 | 2005-02-20 | 1993–2005 | 2 | |
| Théâtre Antoine | Théâtre Antoine | France, Paris, 14 Boulevard de Strasbourg | 1898-02-06 | -- | 1898–1913 | 7 | |
| Théâtre Moderne | Théâtre Moderne | France, Paris, 15 rue Blanche | 1892-12-16 | -- | 1892 | 1 | |
| Teatro Nobel | Teatro Nobel | Italy, Milan | 1987-12-09 | -- | 1987 | 1 | |
| Teatret Faxe Ladeplads | Teatret Faxe Ladeplads | Denmark, Faxe Ladeplads | 1909-10-23 | -- | 1909 | 2 | |
| Theatre of Workers' Club | Theatre of Workers' Club | Russia, Petrograd (Saint Petersburg) | 1918-06-07 | -- | 1918 | 1 | |
| Theatro Paradeisos | Theatro Paradeisos | Greece, Patra | 1918-08- | -- | 1918 | 1 | |
| Teatro Auditorium | Teatro Auditorium | Italy, Trieste | 1974-01-11 | 1974-01-13 | 1974 | 1 | |
| Teatro Calvert (Colegio Americano Calvert ) | Teatro Calvert (Colegio Americano Calvert ) | Bolivia, La Paz, American Cooperative School Colegio Calvert, | 2016-07-05 | -- | 2016 | 1 | |
| Théâtre du Méridien | Théâtre du Méridien | Belgium, Brussel, 1170 Watermael-Boitsfort | 1967-11-09 | -- | 1967 | 1 | |
| Tavastehus | Tavastehus | Finland, Tavastehus | 1897-04-25 | -- | 1897 | 1 | |
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