| Théâtre de la Croix Rousse | Théâtre de la Croix Rousse | France, Lyon, Place Joannes Ambre | 1999-02-09 | 1999-02-11 | 1999 | 1 | |
| Teatro Comunale, Belluno | Teatro Comunale, Belluno | Italy, Belluno, Piazza dei Martiri, Belluno, Italia | 1976-11-12 | 2011-11-06 | 1976–2011 | 2 | |
| Teatrul Liric | Teatrul Liric | Romania, Bucharest, Piaţa Walter Mărăcineanu | 1897-11- | 1908-02-03 | 1897–1920 | 6 | |
| Tannery Arts Center | Tannery Arts Center | United States of America, Santa Cruz, 1010-1070 River Street | 2023-03-29 | 2023-04-23 | 2023 | 1 | |
| Theatro Enten | Theatro Enten | Greece, Thessaloniki | 1914-01-06 | -- | 1914 | 1 | |
| Toneelklas Sint-Barbaracollege | Toneelklas Sint-Barbaracollege | Belgium, Ghent, Savaanstraat 33 | 2011-02-11 | 2011-02-19 | 2011 | 1 | |
| Teatro Angelo Mai | Teatro Angelo Mai | Italy, Roma, Viale delle Terme di Caracalla, 55, 00153 | 2018-05-23 | 2018-10-14 | 2018 | 2 | |
| Teatro Sociale | Teatro Sociale | Italy, Mantova, Piazza Felice Cavallotti | 1908-07-01 | 2001-11-14 | 1908–2001 | 2 | |
| Theatro Tzeni Karezi | Theatro Tzeni Karezi (Theater "Jeni Karezis") | Greece, Athens | 2008-05-02 | 2008-05-08 | 2008 | 1 | |
| Terrific New Theatre | Terrific New Theatre | United States of America, Birmingham, 2112 5th Ave N, AL 35203 | 2020-03-05 | 2020-03-13 | 2020 | 2 | |
| Teatr Montownia | Teatr Montownia | Poland, Warsaw, Krakowskie Przedmieście 13 | 2005-12-15 | 2006-09-24 | 2005 | 1 | |
| Théâtres romains du parc archéologique de Fourvière | Théâtres romains du parc archéologique de Fourvière | France, Lyon, Rue de l’Antiquaille | 2022-07-15 | -- | 2022 | 1 | |
| Tirschenreuth | Tirschenreuth | Germany, Tirschenreuth | 2003-03-29 | -- | 2003 | 1 | |
| Teatro Andamio 90 | Teatro Andamio 90 | Argentina, Buenos Aires, Paraná, 662 | 2005-01-14 | -- | 2005 | 1 | |
| Teatr Kononova | Teatr Kononova (Kononov Theatre) | Russia, St. Petersburg, Bol'shaya Morskaya Ulitsa, 16 | 1883-01-25 | 1897-05-09 | 1883–1897 | 2 | |
| Thomas-Morus-Gymnasium | Thomas-Morus-Gymnasium | Germany, Oelde, Zur Dicken Linde 29 | 1999-01-13 | 1999-01-13 | 1999 | 1 | |
| Tromsø | Tromsø | Norway, Tromsø | 1898-01-10 | 1999-06-19 | 1898–2015 | 9 | |
| Teatro del Notariado | Teatro del Notariado | Uruguay, Montevideo, Guayabo 1729 | 1980-09-25 | -- | 1980–2001 | 2 | |
| Théatro Radar | Théatro Radar (Radar Theatre) | Greece, Athina 117 44, Πλατεία Αγίου Ιωάννου και, Pitheou 93 | 2024-11-08 | 2025-10-31 | 2024–2025 | 2 | |
| Theater Bonn | Theater Bonn | Germany, Bonn, Am Boeselagerhof 1 | 1976-12-04 | 2023-04-05 | 1976–2022 | 5 | |
| Tōkyō gurōbu-za | Tōkyō gurōbu-za (The Globe Tokyo) | Japan, Tokyo, Hyakunincho 3-1-2, Shinjuku, | 1993-09-09 | 1993-09-18 | 1993 | 1 | |
| Teatru Fix | Teatru Fix | Romania, Iași, Str. Cuza Vodă nr. 10 | 2015-10-08 | -- | 2015 | 1 | |
| Teatro Sant'Erasmo | Teatro Sant'Erasmo | Italy, Milano, via dei Giardini, 7, 20121 | 1954-02-12 | -- | 1954 | 1 | |
| The Questors Studio | The Questors Studio | England, London, 12 Mattock Ln | 1975-05- | 2017-12-05 | 1975–2015 | 4 | |
| The Grand Opera House | The Grand Opera House | United States of America, New Orleans | 1895-04-29 | 1896-01-09 | 1895–1896 | 2 | |
| Torbalı Belediyesi Kültür Merkezi | Torbalı Belediyesi Kültür Merkezi | Turkey, Izmir, Muratbey, Belediye Kültür Merkezi Torbali, 3564. Sokak, Torbalı/İzmir, Türkiye | 2023-04-05 | 2023-04-05 | 2023 | 1 | |
| Theatre de la Tempete | Théâtre de la Tempête | France, Paris, route du Champ de manoeuvre | 1972-05-31 | 2024-03-31 | 1972–2024 | 4 | |
| Theater im Wiesenhaus | Theater im Wiesenhaus | Germany, Eisleben | 1900-05-05 | -- | 1900 | 1 | |
| Teatre del Circ Barcelonès | Teatre del Circ Barcelonès | Spain, Barcelona, Carrer de Montserrat, 18 | 1896-05-23 | 1896-05-23 | 1896 | 1 | |
| Theatro Nea Skini | Theatro Nea Skini (New Stage) | Greece, Thessaloniki | 1918-06-24 | -- | 1918 | 1 | |
| Theater der Stadt Diepholz | Theater der Stadt Diepholz | Germany, Diepholz, Schlesierstraße 13 | 2003-01-22 | -- | 2003 | 1 | |
| Teatro Calvert (Colegio Americano Calvert ) | Teatro Calvert (Colegio Americano Calvert ) | Bolivia, La Paz, American Cooperative School Colegio Calvert, | 2016-07-05 | -- | 2016 | 1 | |
| Todd Wehr Theater, Performing Arts Center | Todd Wehr Theater, Performing Arts Center | United States of America, Milwaukee, 325 West Walnut Street | 1971-04-23 | 1987-04-05 | 1971–1987 | 2 | |
| Teatro Verdi | Teatro Verdi | Italy, Genova, Piazza Alfredo Oriani | 1906-06-06 | -- | 1906 | 1 | |
| Teatro Duse | Teatro Duse | Italy, Genova | 1960-10-28 | 2001-03-25 | 1960–2001 | 4 | |
| Torsby | Torsby | Sweden, Torsby | 1993-10-03 | -- | 1993 | 1 | |
| Teatar na Narodnata armija | Teatar na Narodnata armija | Bulgaria, Sofia | 1983-04-29 | -- | 1983 | 1 | |
| Teatro Ghione | Teatro Ghione | Italy, Rome, Via delle Fornaci | 1984-11-20 | 1999-03- | 1984–1999 | 6 | |
| Teatro Rossini | Teatro Rossini | Switzerland, Lugano | 1893-01-24 | -- | 1893 | 1 | |
| Theatro Alkyonis | Theatro Alkyonis | Greece, Athens, Ioulianou | 1993-12-25 | 2002-04-28 | 1993–2001 | 2 | |
| Teatr Polskiego Radia | Teatr Polskiego Radia | Poland, Warsaw, Modzelewskiego 59 | 2012-12-23 | 2012-12-23 | 2012 | 1 | |
| Theater am Haidplatz | Theater am Haidplatz | Germany, Regensburg, Haidplatz 3 | 1995-05-28 | 2008-12-22 | 1995–2008 | 3 | |
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