| The Little Country Theater (North Dakota State University) | The Little Country Theater | United States of America, Fargo, 1340 Administration Ave | 1928-03-20 | -- | 1928 | 1 | |
| Teatr Krakowski | Teatr Krakowski | Poland, Krakow | 1889-04-13 | 1891-10-20 | 1889–1891 | 2 | |
| Theatro Attikon | Theatro Attikon (Atticon Theatre) | Greece, Kavala | 1940-01-31 | -- | 1940 | 2 | |
| Theater i Neksø | Theater i Neksø | Denmark, Neksø | 1902-11-07 | -- | 1902 | 1 | |
| Théâtre de Saint-Quentin-en-Yvelines | Théâtre de Saint-Quentin-en-Yvelines | France, Saint-Quentin, Place Georges Pompidou | 2005-02-15 | 2020-02-01 | 2005–2020 | 4 | |
| Theatro Tsocha | Theatro Tsocha (Tsocha Theater) | Greece, Pireus | 1898-07-31 | 1898-08-01 | 1898 | 1 | |
| Teamtheater | Teamtheater | Germany, Munich, Am Einlaß 4 | 2007-02-07 | 2007-02-24 | 2007 | 1 | |
| Theatro Kafalos eller Dimotiko Kefaneio Argostoliou | Theatro Kafalos eller Dimotiko Kefaneio Argostoliou | Greece, Argostoliou | 1912-01- | -- | 1912 | 1 | |
| The People´s Theatre, Fortune Theatre | The People´s Theatre, Fortune Theatre | England, London, Russell Street | 1931-03-23 | -- | 1931 | 1 | |
| The Grand | The Grand | United States of America, Kansas City | 1904-03-03 | 1904-03-05 | 1904 | 1 | |
| Teatro Storchi | Teatro Storchi | Italy, Modena, Lg. Garibaldi 15 | 1998-05-14 | 2001-03-18 | 1998–2001 | 2 | |
| Trafalgar Square Theatre | Trafalgar Square Theatre | England, Westminster, London, St Martin's Lane | 1893-02-20 | -- | 1893 | 1 | |
| Théâtre de la Manufacture | Théâtre de la Manufacture | France, Nancy, 10 Rue Baron Louis | 2007-01-30 | 2007-02-10 | 2007 | 1 | |
| TAT-Probebühne | TAT-Probebühne | Germany, Frankfurt, Daimlerstraße 32 | 1993-10-07 | 1994-06-05 | 1993–1994 | 2 | |
| Théâtre Franklin | Théâtre Franklin | France, Paris, 12 rue Benjamin Franklin | 1957-01-02 | -- | 1957 | 1 | |
| Teatr Polski w Wilnie (Teatr na Pohulance) | Teatr Polski w Wilnie (Teatr na Pohulance) | Lithuania, Vilnius, Basanavičiusa 13 | 1923-01-22 | 1923-12-10 | 1923 | 3 | |
| Teatro Ermete Novelli | Teatro Ermete Novelli | Italy, Rimini RN, Via Alfredo Cappellini, 3 | 2001-07-14 | 2005-02-13 | 2001–2008 | 3 | |
| Teater Tre | Teater Tre | Sweden, Stockholm, Rosenlundsgatan 12 | 2011-08-18 | 2011-08-20 | 2011 | 1 | |
| Theatro Zizania | Theatro Zizania | Egypt, Alexandria | 1903-04-06 | -- | 1903 | 1 | |
| Teatro Mediterraneo | Teatro Mediterraneo | Italy, Naples | 1959-04-24 | 1959-04-25 | 1959 | 1 | |
| Thalia-Theater | Thalia-Theater | Germany, Halle, Geiststrasse 42a | 1898-03-07 | 1898-03-10 | 1898 | 3 | |
| Todd Theatre | Todd Theatre | United States of America, Rochester, 500 Joseph C Wilson Blvd | 1999-04-22 | 2014-03-08 | 1999–2014 | 2 | |
| Teatro Politeama Pestapevar | Teatro Politeama Pestapevar | Italy, Forli | 1897-05-24 | -- | 1897 | 1 | |
| Teatro Taborda | Teatro Taborda | Portugal, 1100-022 Lisboa, Costa do Castelo 75 | 2020-09-10 | 2020-09-13 | 2020 | 1 | |
| Theater de Kunstgreep | Theater de Kunstgreep | Netherlands, Oostzaan, Kerkbuurt 4, | 2012-03-08 | -- | 2012 | 1 | |
| Turku | Turku | Finland, Turku | -- | -- | | | |
| The Streatham Hill Theatre | The Streatham Hill Theatre | England, London, Streatham Hill | 1955-01-31 | -- | 1955 | 1 | |
| Teatro Municipal de Santiago | Teatro Municipal de Santiago | Chile, Santiago, Agustinas 794, Región Metropolitana | 1926-12-22 | 2017-01-22 | 1926–2017 | 4 | |
| Théâtre de l´Ancre | Théâtre de l´Ancre | Belgium, Charleroi, Rue de Montigny 122 | 1986-10-14 | 1996-05-25 | 1986–1996 | 4 | |
| Tivoli Theater | Tivoli Theater | Norway, Kristiania (Oslo) | 1891-09-17 | 1897-01-16 | 1891–1901 | 4 | |
| Teatro Fuencarral | Teatro Fuencarral | Spain, Madrid, Calle Fuencarral 133 | 1922-01-17 | -- | 1922 | 1 | |
| Theater Stok | Theater Stok | Switzerland, Zürich, Hirschengraben 42 | 2009-11-25 | 2009-12-06 | 2009 | 1 | |
| Theater am Franzensplatz | Theater am Franzensplatz | Austria, Graz, Franzensplatz | 1891-10-10 | 1908-11-04 | 1891–1909 | 20 | |
| Teatrul "Carol cel Mare" (Teatrul Eforie) | Teatrul "Carol cel Mare" (Teatrul Eforie) | Romania, Bucharest | 1921-12-12 | 1925-12-24 | 1921–1927 | 3 | |
| Theatr Mwldan | Theatr Mwldan | Wales, Cardigan, Dyfed, Bath House Road | 1993-05-26 | -- | 1993 | 1 | |
| Torvehallerne | Torvehallerne | Denmark, Vejle, Kirketorvet 10-16 | 2002-03-13 | -- | 2002–2004 | 2 | |
| Teatar, Tetovo | National Theatre of Tetovo (Teatri I Tetovës/Народен Театар во Тетово) | Macedonia, Tetovo, Jane Sandanski 91 | 2022-10-15 | -- | 2022 | 1 | |
| Twentieth Century Club | Twentieth Century Club | United States of America, San Francisco | 1909-11-30 | 1909-11-30 | 1909 | 1 | |
| The Gabriel Sundukian National Theatre | The Gabriel Sundukian National Theatre | Armenia, Yerevan | 1991-02-13 | -- | 1991 | 1 | |
| Tokyo | Tokyo | Japan, Tokyo | 2009-02-05 | 2010-11-30 | 2009–2010 | 4 | |
| Theater im Stadthafen (TIS) | Theater im Stadthafen (TIS) | Germany, Rostock, Warnowufer 65 | 2011-09-30 | 2012-01-26 | 2011 | 1 | |
| Theatro Pyli | Theatro Pyli (Gate Theatre) | Greece, Athens | 1988-01-08 | -- | 1988 | 1 | |
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