| The Hague | The Hague | Netherlands, The Hague | -- | -- | | | |
| Theatro Attikon | Theatro Attikon (Atticon Theatre) | Greece, Drama | 1940-02- | -- | 1940 | 1 | |
| Teatro Giulia di Barolo | Teatro Giulia di Barolo | Italy, Torino, piazza Santa Giulia, 2 - 10124 | 1975-04-10 | -- | 1975 | 1 | |
| Theatre Lobby | Theatre Lobby | United States of America, Washington D.C. | 1963-06-04 | 1966-07-16 | 1963–1967 | 3 | |
| Théâtre Franklin | Théâtre Franklin | France, Paris, 12 rue Benjamin Franklin | 1957-01-02 | -- | 1957 | 1 | |
| Teatro Lienzo Norte | Teatro Lienzo Norte | Spain, Ávila, Av. de Madrid, 102 | 2016-04-30 | 2016-04-30 | 2016 | 1 | |
| The Auditorium | The Auditorium | United States of America, Newark, 22 N. Second Street | 1926-11-13 | -- | 1926 | 1 | |
| Theatersaal Alte Uni | Theatersaal Alte Uni | Germany, Freiburg, Bertoldstraße 17 | 2016-01-29 | 2016-02-07 | 2016 | 1 | |
| Teatro Border | Teatro Border | Argentina, Buenos Aires, Godoy Cruz 1838, | 2021-10-07 | 2021-11-26 | 2021 | 1 | |
| Theatro Kefalos | Theatro Kefalos (Kefalos Theatre) | Greece, Kefalonia | 1909-03-26 | -- | 1909 | 1 | |
| The Metropolitan | The Metropolitan | United States of America, Saint Paul | 1899-05-07 | 1903-05-27 | 1899–1903 | 3 | |
| Teatret i Kalundborg | Teatret i Kalundborg | Denmark, Kalundborg | 1907-11-25 | -- | 1907 | 1 | |
| Teatro Nuovo | Teatro Nuovo | Italy, Verona, Piazza Viviani 10 | 1894-02-13 | 2013-12-01 | 1894–2013 | 3 | |
| Toruń | Toruń | Poland, Toruń | 2008-05-25 | -- | 2008 | 1 | |
| Theater de Maagd | Theater de Maagd | Netherlands, Bergen op Zoom, Grote Markt 32 | 2017-04-12 | -- | 2017 | 1 | |
| Tingvold | Tingvold | Norway, Tingvold | 1966-04-29 | -- | 1966 | 1 | |
| Teatre Romea | Teatre Romea | Spain, Barcelona, Carrer de l'Hospital, 51 | 1909-10-17 | 2003-11-30 | 1909–2008 | 7 | |
| The Streatham Hill Theatre | The Streatham Hill Theatre | England, London, Streatham Hill | 1955-01-31 | -- | 1955 | 1 | |
| Teatro Lucinda | Teatro Lucinda | Brazil, Rio de Janeiro | 1900-03- | -- | 1900 | 1 | |
| Teatro Principal de Castellón | Teatro Principal de Castellón | Spain, Castellón de la Plana, Plaza de la Paz, s/n | 2005-10-15 | 2018-10-14 | 2005–2018 | 2 | |
| Teaterlokalet | Teaterlokalet | Norway, Hvalsmoen | 1960-10-24 | -- | 1960–1961 | 2 | |
| Teatro Cuyás | Teatro Cuyás (Cuyás Theatre) | Spain, Las Palmas | -- | -- | | | |
| Teatry Dramatyczne | Teatry Dramatyczne | Poland, Częstochowa | 1955-02-22 | -- | 1955 | 1 | |
| Trafalgar Studios | Trafalgar Studios | England, London, 14 Whitehall | 2013-12-17 | 2014-03-22 | 2013–2014 | 2 | |
| The Norwegian Theatre | The Norwegian Theatre | United States of America, Chicago | 1913-04-18 | 1913-05-04 | 1913 | 1 | |
| Teatro Comunale Giuseppe Verdi | Teatro Comunale Giuseppe Verdi | Italy, Gorizia, Via Giuseppe Garibaldi, 2A, 34170 | 2014-01-16 | -- | 2014 | 1 | |
| Theatre de la Porte Gentilly | Theatre de la Porte Gentilly | France, Paris, Porte de Gentilly | 1986-12-17 | 1987-02-07 | 1986 | 1 | |
| Teatrul Odeon | Teatrul Odeon (Comedy Theater) | Romania, Bucharest, Cal. Victoriei, 40-42 | 1988-11-27 | 2016-04-01 | 1988–2017 | 6 | |
| Teatro San Juan | Teatro San Juan | Spain, Cáceres | 1922-10- | -- | 1922 | 1 | |
| Teatteri Jurkka | Teatteri Jurkka | Finland, Helsinki, 7, Vironkatu | 1995-09-28 | -- | 1995 | 1 | |
| Teatro G. Verdi | Teatro G. Verdi | Italy, Gorizia, Via Garibaldi, 2A | 2005-02-08 | -- | 2005 | 1 | |
| Tverskoj teatr dramy | Tverskoj teatr dramy (Tver Drama Theatre) | Russia, Tver, Ulitsa Sovetskaya, 16, Tver, Tver Oblast, Russia, 170100 | 2019-12-03 | -- | 2019 | 1 | |
| Teaterbåten MS Innvik | Teaterbåten MS Innvik | Norway, Oslo, Bjørvika | 2005-03-12 | 2008-11-12 | 2005–2008 | 5 | |
| Tägerwilen | Tägerwilen | Switzerland | 2002-04-27 | -- | 2002 | 1 | |
| The Grand | The Grand | United States of America, Burlington | 1904-03-16 | 1904-03-16 | 1904 | 1 | |
| Teatro Niccolini | Teatro Niccolini | Italy, Florence, Via Roma, 15, San Casciano in Val di Pesa | 1898-05-21 | -- | 1898–1906 | 5 | |
| Theater am Goetheplatz at Bremer Theater | Theater am Goetheplatz at Bremer Theater | Germany, Bremen, Goetheplatz 1 | 1951-09-30 | -- | 1951–1995 | 2 | |
| Teatro del Ángel | Teatro del Ángel | Chile, Santiago | 1973-07-27 | -- | 1973 | 1 | |
| Teatro Fernán Gómez - Centro de Arte | Teatro Fernán Gómez - Centro de Arte | Spain, Madrid, Calle de Colón, 4 | 2011-04-07 | 2025-06-22 | 2011–2025 | 4 | |
| Theater de Tamboer | Theater de Tamboer | Netherlands, Hoogeveen, Hoofdstraat 17 | 1989-02-06 | 1989-04-02 | 1989–2001 | 3 | |
| Théâtre de l'Agora, Scène nationale | Théâtre de l'Agora, Scène nationale | France, Évry, Allée de l'Agora | 1999-01-14 | 2001-03-24 | 1999–2001 | 2 | |
| Theater Rotonde | Theater Rotonde | Netherlands, Borger, Hoofdstraat 21 | 2004-11-07 | -- | 2004 | 1 | |
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