| Theresa L. Kaufmann Auditorium | Theresa L. Kaufmann Auditorium | United States of America, New York, Lexington Avenue | 1948-02-14 | 1949-12-04 | 1948–1949 | 2 | |
| Twitter og Origo | Twitter og Origo | Norway, Porsgrunn, Skippergata 12 | 2010-06-04 | 2010-07-02 | 2010 | 1 | |
| Torvehallerne | Torvehallerne | Denmark, Vejle, Kirketorvet 10-16 | 2002-03-13 | -- | 2002–2004 | 2 | |
| Théâtre Sarah Bernhardt | Théâtre Sarah Bernhardt | France, Paris, 2 Place du Châtelet | 1956-06-26 | 1958-06-15 | 1956–1958 | 2 | |
| Teatro San Fernando | Teatro San Fernando | Spain, Seville | 1963-11-14 | -- | 1963 | 1 | |
| Theatro Ilisia | Theatro Ilisia (Ilisia Theater) | Greece, Athens, Papadiamantopoulou 4 | 2001-05-03 | 2020-03-08 | 2001–2019 | 2 | |
| Theater am Werk am Petersplatz | Theater am Werk am Petersplatz | Austria, Vienna | 2024-11-03 | 2024-11-08 | 2024 | 1 | |
| Theatre Royal | Theatre Royal | New Zealand, Christchurch, 145 Gloucester Street | 1890-11-11 | 1890-11-18 | 1890 | 1 | |
| Tyholmen videregående skole | Tyholmen videregående skole | Norway, Arendal, Kirkebakken 8 | 1997-10-13 | -- | 1997 | 1 | |
| Telus Studio Theatre, Chan Centre for the Performing Arts | Telus Studio Theatre, Chan Centre for the Performing Arts | Canada, Vancouver, 6265 Crescent Rd | 2004-03-18 | 2009-11-07 | 2004–2009 | 2 | |
| Teatro Arcobaleno | Teatro Arcobaleno | Italy, Rome, Via Francesco Redi 1/a | 2010-01-05 | 2016-11-20 | 2010–2016 | 2 | |
| Teatro Eutheca | Teatro Eutheca | Italy, Roma, Via Quinto Publicio, 90, 00175 | 2013-10-17 | 2013-11-03 | 2013 | 1 | |
| Teatro Aldo Fabrizi | Teatro Aldo Fabrizi | Italy, Morlupo, Rome, Via del Mattatoio, 58 | 2009-03-22 | -- | 2009 | 1 | |
| Teatro Rosalía de Castro | Teatro Rosalía de Castro | Spain, A Coruña, Rúa Riego de Agua 37 | 1928-06-08 | 2023-03-04 | 1928–2023 | 5 | |
| Theatro Settas "Nikos Papakonstantinou" | Theatro Settas "Nikos Papakonstantinou" | Greece, Setta, Evia, Ano Setta | 2006-08-05 | 2006-08-05 | 2006 | 1 | |
| Teatro Romano | Teatro Romano | Italy, Provincia di Massa Carrara | 1969-07-30 | 1969-08-01 | 1969 | 1 | |
| Teatro Fuencarral | Teatro Fuencarral | Spain, Madrid, Calle Fuencarral 133 | 1922-01-17 | -- | 1922 | 1 | |
| Teatro María Guerrero | Teatro María Guerrero | Spain, Madrid, Calle de Tamayo y Baus, 4 | 1954-02-19 | 2015-06-15 | 1954–2015 | 3 | |
| Televisión Española (TVE) | Televisión Española (TVE) | Spain | 1964-07-22 | -- | 1964–2002 | 20 | |
| The Olympic | The Olympic | United States of America, Phoenix | 1908-06-20 | 1908-06-20 | 1908 | 1 | |
| Teatro Principal | Teatro Principal | Spain, Pontevedra, Rúa Paio Gómez Charino, 6 | 2024-02-22 | -- | 2024 | 1 | |
| Teatro della Corte | Teatro della Corte | Italy, Genova, Piazza Borgo Pila, 42 | 1999-01-28 | 2011-04-21 | 1999–2011 | 3 | |
| Teatro Verga | Teatro Verga | Italy, Catania, Via Giuseppe Fava, 39 | 2006-02-08 | 2013-12-15 | 2006–2013 | 2 | |
| Teatrul Țăndărică | Teatrul Țăndărică | Romania, Bucharest, Strada General Eremia Grigorescu 24 | 2016-10-21 | -- | 2016 | 1 | |
| Tetsudokai Auditorium | Tetsudokai Auditorium | Japan, Tokyo | 1921-11-04 | 1921-11-06 | 1921 | 1 | |
| Teatro Immacolata | Teatro Immacolata | Italy, Napoli, Via Francesco Giuseppe Nuvolo, 9, 80129 Napoli NA, Italy | 2017-03-24 | 2017-03-26 | 2017 | 1 | |
| The Firehouse | The Firehouse | United States of America, South Bend | 2002-04-05 | 2002-04-20 | 2002 | 1 | |
| Teatro Verdi | Teatro Verdi | Italy, Terni | 1999-03-02 | 1999-03-03 | 1999 | 1 | |
| Teatre Auditori Municipal d`Aldaia | Teatre Auditori Municipal d`Aldaia (TAMA) | Spain, Aldaia, Avda. de la Música 2 | 2004-11-26 | 2004-11-26 | 2004 | 1 | |
| Talia Teatro | Talia Teatro | Spain, Vía de la Cierva, 2B, 15890 Santiago de Compostela, A Coruña, España | -- | -- | | | |
| Theater Bonn | Theater Bonn | Germany, Bonn, Am Boeselagerhof 1 | 1976-12-04 | 2023-04-05 | 1976–2022 | 5 | |
| Théâtre les Gémeaux | Théâtre les Gémeaux | France, Sceaux, 49 Avenue Georges Clemenceau | 1998-11-05 | 2024-07-21 | 1998–2024 | 7 | |
| Ţigănaşi | Ţigănaşi | Romania, Ţigănaşi | -- | -- | | | |
| Theater Bonn Kammerspiele | Theater Bonn Kammerspiele | Germany, Bonn, Am Michaelshof 9 | 2004-06-04 | 2013-06-15 | 2004–2014 | 8 | |
| Teatro Santa Isabel | Teatro Santa Isabel | Brazil, Recife | 1983-06- | -- | 1983–2005 | 2 | |
| TEC - Théâtre Coluche | TEC - Théâtre Coluche | France, Plaisir, 980 Avenue du Général de Gaulle | 2011-10-08 | -- | 2011–2024 | 2 | |
| Teatro di Pesaro La Piccola Ribalta | Teatro di Pesaro La Piccola Ribalta | Italy, Pesaro, Via Acquedotto, 15 | 2025-05-10 | 2025-05-11 | 2025 | 1 | |
| Teatro Civico | Teatro Civico | Italy, Tortona, Via Ammiraglio Mirabello, 3 | 1993-03-30 | 2005-02-20 | 1993–2005 | 2 | |
| Teatar Vuk | Teatar Vuk | Serbia, Beograd, Bulevar Kralja Aleksandra 77a | -- | -- | | | |
| The Star | The Star | United States of America, Buffalo | 1907-01-14 | 1907-01-16 | 1907 | 1 | |
| Théâtre de la Renaissance | Théâtre de la Renaissance | France, Paris, 20 Boulevard Saint-Martin | 1898-03-29 | 1899-12-27 | 1898–1899 | 4 | |
| Teatro Lope de Vega | Teatro Lope de Vega | Spain, Madrid, Gran Vía, 57 | 2007-06-02 | 2010-02-07 | 2007–2010 | 2 | |
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