| Throndhjems Theater | Throndhjems Theater | Norway, Trondheim, Prinsens Gate 20 | 1861-11-17 | 1863-11-04 | 1861–1863 | 2 | 1 |
| Teatro Fraschini | Teatro Fraschini | Italy, Pavia, Via Strada Nuova, 136 | 1985-02-21 | 2001-02-25 | 1985–2001 | 3 | |
| Torvehallerne | Torvehallerne | Denmark, Vejle, Kirketorvet 10-16 | 2002-03-13 | -- | 2002–2004 | 2 | |
| Tønsberghallen | Tønsberghallen | Norway, Tønsberg, Eikveien | 1997-09-13 | 1997-09-15 | 1997 | 1 | |
| Teatro Alighieri | Teatro Alighieri | Italy, Ravenna, Via Angelo Mariani, 2 | 2002-02-21 | 2002-02-24 | 2002 | 1 | |
| Teatern i Östersund | Teatern i Östersund | Sweden, Östersund | 1899-02-03 | 1899-02-10 | 1899 | 1 | |
| Teatr Telewizji | Teatr Telewizji | Poland, Warsaw, Teatr TV, ul. Woronicza 17 | 1962-12-10 | 2009-02-16 | 1962–2009 | 18 | |
| Theatro Kronion | Theatro Kronion | Greece, Serres | 1940-03-04 | -- | 1940 | 1 | |
| Teatret i Rødby | Teatret i Rødby | Denmark, Rødby | 1907-10-10 | -- | 1907 | 1 | |
| Terry's Theatre | Terry's Theatre | England, London, Strand | 1891-01-27 | 1908-02-15 | 1891–1908 | 3 | |
| Trikkehallen på Kjelsås | Trikkehallen på Kjelsås | Norway, Oslo, Midtoddveien 12 | 2010-06-18 | -- | 2010 | 1 | |
| Theater Geert Teis | Theater Geert Teis | Netherlands, 9501 VL, Geert Teisplein 2, | 2000-04-25 | -- | 2000 | 1 | |
| Teaterlokalet | Teaterlokalet | Norway, Evjemoen | 1978-01-06 | -- | 1978 | 1 | |
| Teatro Arena | Teatro Arena | Italy, Bologna | 1893-08-24 | 1896-07-23 | 1893–1896 | 2 | |
| Theatro Palladio | Theatro Palladio | Greece, Ioannina | 1956-01-27 | 1956-01-28 | 1956 | 1 | |
| Theater de Maagd | Theater de Maagd | Netherlands, Bergen op Zoom, Grote Markt 32 | 2017-04-12 | -- | 2017 | 1 | |
| Theatro Pyli | Theatro Pyli | Greece, Athens | 1988-01-08 | -- | 1988 | 1 | |
| Telemark gymnas | Telemark gymnas | Norway, Bø i Telemark | 1960-10-08 | -- | 1960–1971 | 3 | |
| Teatro del Siscar de Santomera | Teatro del Siscar de Santomera | Spain, Murcia | 2010-04-15 | -- | 2010 | 1 | |
| Teatro San Babila | Teatro San Babila | Italy, Milan, Corso Venezia, 2/A | 2012-01-10 | 2012-01-29 | 2012 | 1 | |
| Theatro Opseis | Theatro Opseis | Greece, Karditsa | 2007-04-19 | -- | 2007 | 1 | |
| Teatro Unione | Teatro Unione | Italy, Viterbo, Via Teatro Nuovo | 2001-02-03 | 2001-02-04 | 2001 | 1 | |
| Turun Kaupunginteatteri | Turun Kaupunginteatteri | Finland, Turku, Östra Strandgatan 14 | 1931-- | 2008-04-12 | 1931–2007 | 7 | |
| Teatro Abel | Teatro Abel | Brazil, Niterói, Rua Mário Alves, 2 - Icaraí | 1997-08- | -- | 1997 | 1 | |
| Tana | Tana | Norway, Tana | 1990-10-07 | -- | 1990–2009 | 2 | |
| Théâtre municipal de Grenoble | Théâtre municipal de Grenoble | France, Grenoble, 4 Rue Hector Berlioz | -- | -- | | | |
| Theater B at Edgemar Center for the Arts | Theater B at Edgemar Center for the Arts | United States, Santa Monica, 2437 Main Street | 2012-03-10 | 2012-05-06 | 2012 | 1 | |
| Teatr Polski - Scena im. J.Grzegorzewskiego | Teatr Polski - Scena im. J.Grzegorzewskiego | Poland, Wrocław, Gabrieli Zapolskiej 3 | 2010-06-25 | 2011-05-15 | 2010 | 1 | |
| Teatret | Teatret | Norway, Kongsberg | 1952-02-06 | -- | 1952 | 1 | |
| Théâtre Jean Duceppe | Théâtre Jean Duceppe | Canada, Montreal, 175 Rue Sainte-Catherine Oues | 1990-10-31 | 2013-05-24 | 1990–2013 | 2 | |
| The Hague | The Hague | Netherlands, The Hague | -- | -- | | | |
| Teatro Emperador | Teatro Emperador | Spain, León, Avda. Independencia, 14 | 2005-01-26 | 2005-01-28 | 2005 | 2 | |
| Teatro Lírico | Teatro Lírico | Brazil, Rio de Janeiro | 1907-07-16 | -- | 1907 | 1 | |
| Teatr drami | Teatr drami | Russia, Ekaterinburg, Ploshchad' Oktyabr'skaya, 2 | 1979-- | -- | 1979 | 1 | |
| Teatro Don Bosco | Teatro Don Bosco | Italy, Rome, Via Publio Valerio, 63 | 2004-11-26 | -- | 2004 | 1 | |
| theSpace on the Mile (V39) | theSpace on the Mile (V39) | Scotland, Edinburgh, Radisson Blu, 80 High Street | 2010-08-06 | 2016-08-27 | 2010–2016 | 2 | |
| Teatre de Vilafranca | Teatre de Vilafranca | Spain, Vilafranca del Penedès, Rambla Nostra Senyora, 35 | 2005-04-03 | -- | 2005 | 1 | |
| Tønsberg domkirke | Tønsberg domkirke | Norway, Tønsberg | 2016-11-16 | -- | 2016–2018 | 2 | |
| Theater an der Rott | Theater an der Rott | Germany, Eggenfelden, Pfarrkirchener Str. 70 | 2007-03-23 | 2013-03-17 | 2007–2016 | 3 | |
| Teater Ibsen | Teater Ibsen | Norway, Skien, Hollenderigata | 1990-09-19 | 2020-02-29 | 1990–2020 | 21 | |
| Théâtre du Nord | Théâtre du Nord | France, Lille, 23/25 rue de Bergues | 2005-04-01 | 2019-10-12 | 2005–2019 | 3 | |
| Théâtre de la Renaissance | Théâtre de la Renaissance | France, Paris, 20 Boulevard Saint-Martin | 1898-03-29 | 1899-12-27 | 1898–1899 | 4 | |
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