| Turku | Turku | Finland, Turku | -- | -- | | | |
| Toržok | Toržok | Russia, Toržok | -- | -- | | | |
| Totleben | Totleben | Bulgaria, Totleben | -- | -- | | | |
| Thionville, Théâtre de | Théâtre de Thionville | France, Thionville, 30 Boulevard Foch | -- | -- | | | |
| Teaterhögskolan i Malmö | Teaterhögskolan i Malmö | Sweden, Malmö | -- | -- | | | |
| Tecuci | Tecuci | Romania, Tecuci | -- | -- | | | |
| Tămăoani | Tămăoani | Romania, Frumuşiţa | -- | -- | | | |
| Ţifeşti | Ţifeşti | Romania, Ţifeşti | -- | -- | | | |
| Teatr Nowy | Teatr Nowy | Poland, Zabrze, Plac Teatralny 1 | 1979-06-17 | -- | 1979 | 1 | |
| Teatr kinoteatra | Teatr kinoteatra | Russia, Moscow | 1957-01-27 | -- | 1957 | 1 | |
| The Artillery Lane Players | The Artillery Lane Players | United States, St. Augustine | 1948-02-20 | -- | 1948 | 1 | |
| Theatre of the Jesuit and Brother's Cultural Association | Theatre of the Jesuit and Brother's Cultural Association | Egypt, Minya | 2009-11-26 | 2009-11-27 | 2009 | 1 | |
| Theatro Momferatou | Theatro Momferatou | Egypt, Alexandria | 1902-10-06 | -- | 1902 | 1 | |
| Teatro Auditorio Federico García Lorca | Teatro Auditorio Federico García Lorca | Spain, San Fernando de Henares, Av de Irún, s/n, Av. Eibar | 2016-03-12 | -- | 2016 | 1 | |
| Theater van Lier | Theater van Lier | Netherlands, Haarlem | 1893-12- | -- | 1893 | 1 | |
| Tristan Bates Theatre | Tristan Bates Theatre | England, London, 1A Tower Street, Covent Garden | 1997-09-25 | -- | 1997 | 1 | |
| Theater de Enck | Theater de Enck | Netherlands, Oirschot | 2012-03-24 | -- | 2012 | 1 | |
| Teatersalen i Hotell Hedmark | Teatersalen i Hotell Hedmark | Norway, Brumunddal | 1987-03-17 | -- | 1987 | 1 | |
| Theatro Thision | Theatro Thision | Greece, Athens | 2013-11-21 | 2014-02-07 | 2013 | 1 | |
| Teatro do Píer da Praça Mauá | Teatro do Píer da Praça Mauá | Brazil, Praça Mauá, Avenida Rodrigues Alves, 10 | 1996-10-18 | -- | 1996 | 1 | |
| Teatro San Juan | Teatro San Juan | Spain, Cáceres | 1922-10- | -- | 1922 | 1 | |
| Theater Alte Oele | Theater Alte Oele | Switzerland, Thun, Freienhofgasse 10 | 2009-12-11 | -- | 2009 | 1 | |
| Teatro del Bosque | Teatro del Bosque | Spain, Móstoles, Madrid, Av de Portugal, 57 | 2010-01-30 | -- | 2010 | 1 | |
| The Gabriel Sundukian National Theatre | The Gabriel Sundukian National Theatre | Armenia, Yerevan | 1991-02-13 | -- | 1991 | 1 | |
| The New Auditorium | The New Auditorium | Australia, Kensington, University of NSW, High Street, Gate 4 | 1961-05-04 | 1961-05-06 | 1961 | 1 | |
| Teatro de las Artes (Cenart) | Teatro de las Artes (Cenart) | Mexico, Ciudad de México, Cto Interior Avenida Río Churubusco, Coyoacán, | 2017-09-06 | 2017-10-01 | 2017 | 1 | |
| Teatro Villa dei Leoni | Teatro Villa dei Leoni | Italy, Mira (VE), Riviera Silvio Trentin 3 | 2008-02-09 | -- | 2008 | 1 | |
| Teatro Ideal | Teatro Ideal | Mexico, Mexico by | 1916-11-17 | -- | 1916 | 1 | |
| Théâtre de l’Olivier | Théâtre de l’Olivier | France, Istres, Boulevard Léon Blum | 2012-03-26 | -- | 2012 | 1 | |
| Théâtre de la Chrysalide | Théâtre de la Chrysalide | France, Lyon, 234, rue Paul Bert | 1983-10-27 | 1983-10-29 | 1983 | 1 | |
| Teatro Glênio Peres | Teatro Glênio Peres | Brazil, Porto Alegre, Av. Loureiro da Silva, 255 | 2019-08-30 | 2019-08-31 | 2019 | 1 | |
| Theatro tis Imeras | Theatro tis Imeras | Greece, Athens, 20 Gennimata N. Street | 2006-05-11 | 2006-12- | 2006 | 1 | |
| Teaterhuset Forum | Teaterhuset Forum | Norway, Molde, Julsundveien 4 | 2001-03-21 | 2001-04-20 | 2001 | 1 | |
| The Walker | The Walker | Canada, Winnipeg | 1909-01-30 | 1909-01-30 | 1909 | 1 | |
| Teatr Dramatyczny m. st. Warszawy | Teatr Dramatyczny m. st. Warszawy | Poland, Warsaw, plac Defilad 1 | 2007-09-22 | 2011-11-19 | 2007 | 1 | |
| Teatro Verdi | Teatro Verdi | Italy, Genova, Piazza Alfredo Oriani | 1906-06-06 | -- | 1906 | 1 | |
| Teatre Joventut | Teatre Joventut | Spain, L'Hospitalet de Llobregat, Carrer Joventut, 4-10 | 2008-11-01 | 2008-11-02 | 2008 | 1 | |
| The Little Country Theater (North Dakota State University) | The Little Country Theater | United States, Fargo, 1340 Administration Ave | 1928-03-20 | -- | 1928 | 1 | |
| Teatret i Ringkjøbing | Teatret i Ringkjøbing | Denmark, Ringkjøbing | 1902-11-26 | -- | 1902 | 1 | |
| Trondheim Torg | Trondheim Torg | Norway, Trondheim, Kongens gate 9 | 2004-11-06 | 2004-11-13 | 2004 | 1 | |
| Teatro dell'Opera di Roma | Teatro dell'Opera di Roma | Italy, Rome, Piazza Beniamino Gigli 7 | 2007-11-07 | 2007-11-11 | 2007 | 1 | |
| Tripoli | Tripoli | Greece, Tripoli | 1911-03-25 | -- | 1911 | 1 | |
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