| Teatro García Barbón | Teatro García Barbón | Spain, Vigo, Rúa Policarpo Sanz, 13, | 1928-05-25 | -- | 1928 | 1 | |
| Teatro Robleo | Teatro Robledo | Spain, Gijón, Calle Corrida, 46 | 1923-06- | -- | 1923 | 1 | |
| Teatro Nacional São João | Teatro Nacional São João | Portugal, Porto, Praça da Batalha | 2010-10-20 | 2010-10-24 | 2010 | 1 | |
| Theater im Curhause zu Wiesbaden | Theater im Curhause zu Wiesbaden | Germany, Wiesbaden | 1889-07-31 | -- | 1889 | 1 | |
| Théâtre Municipal de Charleville-Mézières | Théâtre Municipal de Charleville-Mézières | France, Charleville-Mézières, Place Du Théatre | 2015-03- | 2023-09-17 | 2015–2023 | 2 | |
| Theater & Congres Orpheus | Theater & Congres Orpheus | Netherlands, Apeldoorn, Churchillplein 1 | 1992-02-19 | -- | 1992–2008 | 3 | |
| Tivoli-Theatret | Tivoli-Theatret | Germany, Flensburg | 1880-04-22 | -- | 1880–1883 | 2 | |
| The Theatre Royal | The Theatre Royal | New Zealand | 2019-09-10 | 2019-09-10 | 2019 | 1 | |
| Teatro Comunale Mario Del Monaco | Teatro Comunale Mario Del Monaco | Italy, Treviso, Corso del Popolo, 31 | 2020-01-31 | 2022-11-20 | 2020–2022 | 2 | |
| Theater Stralsund (Theater Vorpommern) | Theater Stralsund (Theater Vorpommern) | Germany, Stralsund, Olof-Palme-Platz 6 | 2009-02-07 | 2009-05-16 | 2009 | 1 | |
| Teatro da Caixa | Teatro da Caixa | Brazil, Curitiba | 2006-06-02 | 2006-06-04 | 2006 | 1 | |
| Théâtre des Deux-Rives, CDR de Haute-Normandie | Théâtre des Deux-Rives, CDR de Haute-Normandie | France, Rouen, 48, Rue Louis Ricard | 2012-11-29 | 2015-02-19 | 2012–2015 | 2 | |
| Theater "De Metropole" | Theater "De Metropole" | Netherlands, Almere, Metropolestraat 11 | 1989-02-24 | 1989-04-02 | 1989–2001 | 2 | |
| Teater i Ernsts Hotell | Teater i Ernsts Hotell | Finland, Vaasa | 1886-03-12 | 1886-03-14 | 1886 | 1 | |
| Teatro Granvía | Teatro Granvía (Teatre Granvía) | Spain, Barcelona, c/ Gran Vía de las Corts Catalanes 668 | 1893-11-25 | 1902-06-30 | 1893–1902 | 4 | |
| Theater an der Mürg | Theater an der Mürg | Switzerland, Stans, Mürgstrasse 6 | 2009-01-31 | 2009-04-04 | 2009 | 1 | |
| Théâtre Mogador | Théâtre Mogador | France, Paris, 25 Rue de Mogador | 1922-11-06 | -- | 1922 | 1 | |
| Théâtre de la Chrysalide | Théâtre de la Chrysalide | France, Lyon, 234, rue Paul Bert | 1983-10-27 | 1983-10-29 | 1983 | 1 | |
| Theater im Forum | Theater im Forum | Germany, Glinde bei Hamburg | 1980-02-17 | 1980-02-18 | 1980 | 1 | |
| Theater Studio | Theater Studio | Russia | -- | -- | | | |
| Three Horseshoes, The | The Three Horseshoes | England, London, 1166 High Road, Whetstone | 2007-06-12 | 2007-06-30 | 2007 | 1 | |
| Tvedestrand videregående skole | Tvedestrand videregående skole | Norway, Tvedestrand, Lyngmyrveien 57 | 2006-05-09 | -- | 2006 | 1 | |
| Theater am Karl-Marx-Platz | Theater am Karl-Marx-Platz | Germany, Karl-Marx-Stadt (Chemnitz) | 1953-11-14 | -- | 1953 | 1 | |
| Teatr Miejski | Teatr Miejski | Poland, Lublin, ul. Narutowicza 17 | 1923-03-02 | -- | 1923 | 1 | |
| The Questors Theatre | The Questors Theatre | England, London, 12 Mattock Ln | 1938-01- | 2018-05-26 | 1938–2018 | 7 | |
| Thymele Arts | Thymele Arts | United States of America, Los Angeles, 5481 CA-2 | 2018-06-02 | 2018-06-16 | 2018 | 1 | |
| Teatr Polski | Teatr Polski | Poland, Szczecin, Swarożyca 5 | 2007-09-15 | -- | 2007 | 1 | |
| Tulane Theater | Tulane Theater | United States of America, New Orleans, 6823 St Charles Ave | 1904-11-28 | 1908-09-20 | 1904–1908 | 3 | |
| Thesbiteateret | Thesbiteateret | Norway, Tønsberg, Nordlysveien 4 c, 3113 Tønsberg | 1978-03-01 | -- | 1978 | 1 | |
| Theatro Achilleion | Theatro Achilleion (Achilleion Theatre) | Greece, Volos | 1940-03-19 | -- | 1940 | 1 | |
| Teatro Calderón de la Barca de Valladolid | Teatro Calderón de la Barca de Valladolid | Spain, Valladolid, Calle de las Angustias, 1 | 1924-- | 2005-02-13 | 1924–2005 | 2 | |
| Teatret i Kerteminde | Teatret i Kerteminde | Denmark, Kerteminde | 1907-11-22 | -- | 1907 | 1 | |
| Trondheim Torg | Trondheim Torg | Norway, Trondheim, Kongens gate 9 | 2004-11-06 | 2004-11-13 | 2004 | 1 | |
| Teatro Rossini | Teatro Rossini | Italy, Venice, Salita del Teatro | 1900-10-29 | -- | 1900 | 1 | |
| Theater Verkade | Theater Verkade | Netherlands, The Hague | 1913-12-12 | -- | 1913 | 1 | |
| Theater Geert Teis | Theater Geert Teis | Netherlands, 9501 VL, Geert Teisplein 2, | 2000-04-25 | -- | 2000 | 1 | |
| Teatro Municipal de Almada | Teatro Municipal de Almada | Portugal, Almada, Av. Prof. Egas Moniz | 1998-07-18 | 2008-07-13 | 1998–2008 | 3 | |
| Tbilisi International Festival of Theatre | Tbilisi International Festival of Theatre | Georgia, Tbilisi | 2015-10-05 | -- | 2015 | 1 | |
| Theatro tou Iliou (Kentriki skini) | Theatro tou Iliou (Kentriki skini) | Greece, Athens, Frynixou Street | 2003-02-28 | 2004-02-01 | 2003 | 2 | |
| Teatr im. Ludwika Solskiego | Teatr im. Ludwika Solskiego | Poland, Tarnów, Adama Mickiewicza 4 | 1978-11-26 | -- | 1978–2002 | 2 | |
| Teatro de la Comedia | Teatro de la Comedia | Spain, Madrid, Calle del Príncipe, 14 | 1894-04-11 | 1894-10-27 | 1894–1958 | 11 | |
| Teatro Colosseo | Teatro Colosseo | Italy, Rome, Via Capo d'Africa | 1979-12-21 | 1980-02-17 | 1979 | 1 | |
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