| Teatro del Sindicato Mexicano de Electricistas | Teatro del Sindicato Mexicano de Electricistas | Mexico, Mexico by, D.F. | 1943-03-18 | -- | 1943–1956 | 2 | |
| Theatre Royal | Theatre Royal | England, Nottingham, Theatre Square | 1897-09-13 | 2018-02-10 | 1897–2018 | 2 | |
| Teater Pero | Teater Pero | Sweden, Stockholm, Sveavägen 114 | 2005-04-16 | -- | 2005 | 1 | |
| Teatro Cantiere Florida | Teatro Cantiere Florida | Italy, Florence, Via Pisana 111r | 2003-12-03 | 2003-12-04 | 2003 | 1 | |
| Tampereen Teatteri | Tampereen Teatteri | Finland, Tampere, 2, Keskustori | 1904-10-14 | 2003-05-16 | 1904–2002 | 16 | |
| Theater Magdeburg | Theater Magdeburg | Germany, Magdeburg, Universitätsplatz 9 | 1990-05-05 | -- | 1990–2004 | 2 | |
| Teatre de les Arts | Teatre de les Arts (Teatro de las Artes) | Spain, Barcelona, Carrer de Floridablanca, 135-139 | 1902-09-05 | -- | 1902–1903 | 3 | |
| Teatro Clemson | Teatro Clemson | Italy, Rome, Via Giovanni Battista Bodoni,59 | 1982-01-15 | -- | 1982 | 1 | |
| Theatro Poulakaki | Theatro Poulakaki (Poulakaki Theatre) | Greece, Iraklion, Crete | 1939-04-13 | -- | 1939 | 1 | |
| Théâtre Sorano | Théâtre Sorano | France, Toulouse, 35 Allée Jules Guesde | 2003-11-05 | 2019-04-05 | 2003–2019 | 4 | |
| Theatro Apollon | Theatro Apollon (Apollo Theater) | Greece, Pyrgos, Ileia, Markou Mpotsari 4 | 1909-04-16 | 1909-04-18 | 1909–1930 | 2 | |
| Théâtre Municipal Marc Sebbah | Théâtre Municipal Marc Sebbah | France, Muret, Place Léon Blum | 2014-09-27 | 2014-09-28 | 2014 | 1 | |
| Teatro Lirico di Cagliari | Teatro Lirico di Cagliari | Italy, Cagliari, Via Sant'Alenixedda, 09128 | 2024-01-12 | 2024-01-13 | 2024 | 1 | |
| Thália Társaság | Thália Társaság | Hungary, Budapest | 1906-12-25 | 1907-04-14 | 1906 | 1 | |
| Tori no gekijō | Tori no gekijō (Bird Theatre) | Japan, Tottori, 1812-1 Shikanocho Shikano, 689-0405 | 2006-10-28 | 2008-09-22 | 2006–2008 | 2 | |
| Teatro Panettone | Teatro Panettone | Italy, Ancona, Via Maestri del Lavoro, 60131 | 2016-05-06 | -- | 2016 | 1 | |
| Théatre de Poche | Théatre de Poche | France, Paris, 75 Boulevard du Montparnasse | 1955-01-14 | -- | 1955 | 1 | |
| Theater Casino Zug | Theater Casino Zug | Switzerland, Zug, Artherstrasse 2-4 | 2005-11-16 | -- | 2005–2019 | 2 | |
| Théâtre Royal du Parc | Théâtre Royal du Parc | Belgium, Brussels, Rue de la Loi 3 | 1889-03-01 | 2023-06-18 | 1889–2023 | 18 | |
| Teatro Filarmonico di Piove di Sacco | Teatro Filarmonico di Piove di Sacco | Italy, Padova, Via Arturo Toscanini, 8 | 2003-11-28 | -- | 2003 | 1 | |
| Teatro Fedele Fenaroli | Teatro Fedele Fenaroli | Italy, Lanciano, Via Frentani, 6 | 2001-01-27 | -- | 2001 | 2 | |
| Theater aan de Parade | Theater aan de Parade | Netherlands, Den Bosch, Parade 23 | 2002-11-28 | 2013-01-17 | 2002–2017 | 7 | |
| Teatre Conservatori de Manresa | Teatre Conservatori de Manresa | Spain, Manresa | 1914-02-19 | -- | 1914 | 1 | |
| Teatro Pavoni | Teatro Pavoni | Italy, Brescia, Via Sant'Eustacchio, 8 | 2018-03-16 | -- | 2018 | 1 | |
| The Lemon Tree | The Lemon Tree | Scotland, Aberdeen, 5 West North Street | 2004-06-11 | 2004-06-12 | 2004–2011 | 2 | |
| Toten | Toten | Norway, Toten | 1990-- | 1991-- | 1990 | 1 | |
| Teatro Cinearte | Teatro Cinearte | Portugal, Lisbon, Largo de Santos 2 | 2022-03-03 | 2022-03-13 | 2022 | 1 | |
| Teatro Giulia di Barolo | Teatro Giulia di Barolo | Italy, Torino, piazza Santa Giulia, 2 - 10124 | 1975-04-10 | -- | 1975 | 1 | |
| Teatro Auditorium Santa Chiara | Teatro Auditorium Santa Chiara | Italy, Trento, Via Santa Croce 67 | 2001-02-27 | 2011-11-20 | 2001–2024 | 3 | |
| Teatrul Nottara | Teatrul Nottara | Romania, Bucureşti, Bulevardul Magheru 20 | 2006-01-30 | -- | 2006–2022 | 2 | |
| Toneelacademie Maastricht | Toneelacademie Maastricht | Netherlands, Maastricht, Lenculenstraat 31-33 | 2002-05-23 | -- | 2002–2004 | 2 | |
| Teatro Ristori | Teatro Ristori | Italy, Verona, Via Teatro Ristori, 7 | 1901-06-05 | -- | 1901 | 1 | |
| Teatret Om | Teatret Om | Denmark, Ringkøbing, Buen 15 | 2013-09-21 | -- | 2013 | 1 | |
| Teatro El Albéitar | Teatro El Albéitar | Spain, León, Av. Facultad de Veterinaria, 25 | 2015-01-31 | -- | 2015 | 1 | |
| Théâtre des Quartiers d’Ivry – Centre dramatique national du Val-de-Marne, Le | Théâtre des Quartiers d’Ivry – Centre dramatique national du Val-de-Marne | France, Ivry-sur-Seine, La Manufacture des Œillets, 1 Rue Raspail, 94200 Ivry-sur-Seine | 2024-03-08 | 2024-03-16 | 2024 | 1 | |
| Theater Malpertuis | Theater Malpertuis | Belgium, Tielt, Stationstraat 25 | 2005-02-19 | -- | 2005–2014 | 2 | |
| Theatro Porta | Theatro Porta (Porta Theatre) | Greece, Athens | 2012-06-14 | 2012-10-07 | 2012 | 1 | |
| Teatro La Máscara | Teatro La Máscara | Argentina, Buenos Aires, Maipú 28 | 1947-05-24 | -- | 1947–1964 | 2 | |
| Teatro Principal Zamora | Teatro Principal Zamora | Spain, Zamora, Calle de San Vicente | 2016-11-12 | 2016-11-12 | 2016 | 1 | |
| Teatro Caja de Ávila | Teatro Caja de Ávila | Spain, Ávila, Av. de la Juventud, 4 | 2005-02-18 | 2005-02-18 | 2005 | 1 | |
| Teatro Giovanni Testori | Teatro Giovanni Testori | Italy, Forlì, Viale Amerigo Vespucci, 13 | 2004-01-10 | -- | 2004–2008 | 2 | |
| Théâtre de l´Ancre | Théâtre de l´Ancre | Belgium, Charleroi, Rue de Montigny 122 | 1986-10-14 | 1996-05-25 | 1986–1996 | 4 | |
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