| Tennessee Technological University Backdoor Playhouse | Tennessee Technological University Backdoor Playhouse | United States, Cookeville, 805 Quadrangle | 2006-11-09 | 2006-11-18 | 2006 | 1 | |
| Theater aan de Slinger | Theater aan de Slinger | Netherlands, Houten, De Slinger 40 | 2012-04-04 | -- | 2012 | 1 | |
| Teatro da Casa da Cultura | Teatro da Casa da Cultura | Brazil, Caxias do Sul | 1987-05- | -- | 1987 | 1 | |
| Teatro Grande | Teatro Grande | Italy, Brescia, C.so Zanardelli, 9/a | 1999-01-13 | 1999-01-17 | 1999 | 1 | |
| Theater am Goetheplatz at Bremer Theater | Theater am Goetheplatz at Bremer Theater | Germany, Bremen, Goetheplatz 1 | 1951-09-30 | -- | 1951–1995 | 2 | |
| Teatro Matteotti | Teatro Matteotti | Italy, Moncalieri, Via Giacomo Matteotti, 1 | 1996-02-08 | 1996-02-12 | 1996 | 1 | |
| Teatre Principal de Maó (Teatro Principal de Mahón) | Teatre Principal de Maó (Teatro Principal de Mahón) | Spain, Maó (Mahón), Carrer d'en Deià, 40 | 1922-12-22 | 1923-02-15 | 1922 | 1 | |
| Théâtre National du Luxembourg | Théâtre National du Luxembourg | Luxembourg, Luxembourg, 194 rte de Longwy | 2010-05-06 | 2019-02-15 | 2010–2019 | 2 | |
| Teatro di Roma | Teatro di Roma | Italy, Rome, Largo di Torre Argentina, 52 | 2006-03-14 | 2013-12-22 | 2006–2013 | 3 | |
| Teatrul Victor Ion Popa Barlad | Teatrul Victor Ion Popa Barlad | Romania, Bârlad, Str. Vasile Pârvan | 1978-05-20 | -- | 1978 | 1 | |
| Théâtre National de Nice | Théâtre National de Nice | France, Nice, Promenade des arts | 1990-01-10 | 2018-01-13 | 1990–2018 | 4 | |
| Teatr Polski | Teatr Polski | Poland, Warsaw, Kazimierza Karasia 2 | 1913-04-29 | 1917-06-15 | 1913–1973 | 5 | |
| Theatret i Stenkjær | Theatret i Stenkjær | Norway, Steinkjer | 1898-02-28 | -- | 1898–1906 | 2 | |
| The Kentucky | The Kentucky | United States, Paducah | 1903-11-06 | 1907-09-16 | 1903–1907 | 3 | |
| Teatro Itália | Teatro Itália | Brazil, São Paulo, Avenida Ipiranga, 344, Repubblica | 1971-04-05 | -- | 1971 | 1 | |
| Teatro Toniolo | Teatro Toniolo | Italy, Venezia VE, Piazzetta Cesare Battisti 1 | 2012-12-07 | 2012-12-09 | 2012 | 1 | |
| Teater Druzhba | Teater Druzhba | Georgia, Tbilisi, Gldani-Nadzaladevi | 1990-01-11 | 1990-01-12 | 1990 | 1 | |
| Teatro Julio Castillo | Teatro Julio Castillo | Mexico, Ciudad de México, CDMX, Paseo de la Reforma y, campo Marte S/N, Polanco Chapultepec, Miguel Hidalgo | 2018-07-21 | 2020-01-19 | 2018–2020 | 3 | |
| Teatro Camploy | Teatro Camploy | Italy, Verona, Via Cantarane, 32 | 2008-02-19 | -- | 2008 | 1 | |
| Theatre Royal | Theatre Royal | Ireland, Dublin | 1903-06-18 | -- | 1903–1917 | 2 | |
| Théâtre de Chelles | Théâtre de Chelles | France, Chelles, Place des Martyrs de Châteaubriant | 2012-03-30 | -- | 2012 | 1 | |
| The Cockpit Theatre | The Cockpit Theatre | England, London, Gateforth St | 2012-04-17 | 2018-04-28 | 2012–2018 | 3 | |
| Theatro São Pedro | Theatro São Pedro | Brazil, São Paulo, R. Barra Funda, 171 | 2018-10-07 | -- | 2018 | 1 | |
| Teatro El Granero | Teatro El Granero | Mexico, Mexico City, Av. Paseo de la Reforma y Campo Marte S/N, Auditorio Nacional, Bosque de Chapultepec I, Miguel Hidalgo | 2006-05-25 | 2006-07-02 | 2006 | 1 | |
| Tveten ungdomsskole | Tveten ungdomsskole | Norway, Porsgrunn | 2005-10-20 | 2005-10-21 | 2005–2006 | 3 | |
| Théâtre Pitoëff | Théâtre Pitoëff | Switzerland, 1205 Genève, Rue de Carouge 52 | 1920-02-05 | -- | 1920 | 1 | |
| Toneelgroep Theater | Toneelgroep Theater, Stadsschouwburg Nijmegen | Netherlands, Amsterdam, Marnixstraat 427 | 2017-05-09 | -- | 2017 | 1 | |
| Theater in Baden-Baden | Theater in Baden-Baden | Germany, Baden-Baden | 1887-07-08 | -- | 1887–1928 | 22 | |
| Teatro alle Tese dell'Arsenale | Teatro alle Tese dell'Arsenale | Italy, Venice | 2000-09-11 | 2000-09-15 | 2000 | 1 | |
| Tianjin YMCA | Tianjin YMCA (Tianjin qingnianhui) | China, Tianjin | 1938-- | 1938-- | 1938 | 1 | |
| Teatr Polski | Teatr Polski | Poland, Szczecin, Swarożyca 5 | 2007-09-15 | -- | 2007 | 1 | |
| Teatr Ludowy Tadeusza Pilarskiego | Teatr Ludowy Tadeusza Pilarskiego | Poland, Przemyśl | 1907-03-01 | -- | 1907 | 1 | |
| Teatre Principal de Palma | Teatre Principal de Palma | Spain, Palma de Mallorca, Carrer de la Riera 2 A | 1901-- | 2008-11-09 | 1901–2008 | 2 | |
| Theatro Circo | Theatro Circo | Portugal, Braga, Rua Gonçalo Sampaio | 2008-01-11 | 2008-01-12 | 2008 | 1 | |
| Theatre Calgary | Theatre Calgary | Canada, Calgary, 205 - 8th Ave. S.E | -- | -- | | | |
| Tomelloso | Tomelloso | Spain, Tomelloso | 2010-03-27 | -- | 2010 | 1 | |
| Theatro Eldorado | Theatro Eldorado | Egypt, Port Said | 1940-01-11 | -- | 1940 | 1 | |
| Theatret i Roskilde | Theatret i Roskilde | Denmark, Roskilde | 1883-11-08 | -- | 1883–2018 | 3 | |
| Theater B, University of Iowa | Theater B, University of Iowa | United States, Iowa City, Jessup Hall | 2005-10-13 | 2005-10-23 | 2005 | 1 | |
| Theatro Kappa | Theatro Kappa | Greece, Athens, 2 Kypselis Street | 2004-11-12 | 2005-02-06 | 2004 | 1 | |
| Theatro Tsocha | Theatro Tsocha | Greece, Pireus | 1898-07-31 | 1898-08-01 | 1898 | 1 | |
| Tiara Koto | Tiara Koto | Japan, Tokyo, 2 Chome-28-36 Sumiyoshi, Koto | 2006-10-14 | 2006-10-15 | 2006 | 1 | |
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