| Teatro Garcia de Resende | Teatro Garcia de Resende | Portugal, Évora | 1987-11-19 | 2007-04-07 | 1987–2007 | 4 | |
| Tjornhom-Nelson Theater, Foss Center | Tjornhom-Nelson Theater, Foss Center | United States of America, Minneapolis, Augsburg College, 2211 Riverside Ave | 2006-11-03 | 2006-11-12 | 2006 | 1 | |
| Theater Wit | Theater Wit | United States of America, Chicago, 1229 W Belmont Ave | 2011-02-25 | 2011-04-03 | 2011 | 1 | |
| Teatro India | Teatro India | Italy, Roma, Lungotevere Vittorio Gassman, 1, 00146 Roma RM, Italy | 2022-11-25 | 2022-11-27 | 2022 | 1 | |
| Trianon-Theater | Trianon-Theater | Germany, Berlin, Prinz-Friedrich-Karl-Straße 7 | 1914-12-31 | -- | 1914 | 1 | |
| Turun Kaupunginteatteri | Turun Kaupunginteatteri | Finland, Turku, Östra Strandgatan 14 | 1931-- | 2008-04-12 | 1931–2007 | 7 | |
| Toledo | Toledo | Spain, Toledo | 2010-11-26 | -- | 2010 | 1 | |
| Theater Mönchengladbach | Theater Mönchengladbach | Germany, Mönchengladbach, Odenkirchener Str. 78 | 2006-09-23 | 2011-12-30 | 2006–2011 | 2 | |
| The Norwegian Theatre | The Norwegian Theatre | United States of America, Chicago | 1913-04-18 | 1913-05-04 | 1913 | 1 | |
| Teatro Circo Príncipe Real | Teatro Circo Príncipe Real | Portugal, Coimbra | 1899-02-20 | 1899-04-23 | 1899 | 2 | |
| Teatro Carignano | Teatro Carignano | Italy, Genova, Viale Villa Glori, 8, 16128 Genova GE, Italy | 2011-04-30 | 2011-05-01 | 2011 | 1 | |
| Tvedestrand Kulturhus | Tvedestrand Kulturhus | Norway, Tvedestrand | 1997-11-16 | -- | 1997 | 1 | |
| Teatro Massimo | Teatro Massimo | Italy, Palermo, Piazza Verdi | 1929-12-04 | -- | 1929 | 1 | |
| Teatr «Sotvorčeskie Teatral´nye Masterskie» | Teatr «Sotvorčeskie Teatral´nye Masterskie» | Russia, Moscow | 2001-03-03 | -- | 2001 | 1 | |
| The Grand | The Grand | United States of America, Burlington | 1904-03-16 | 1904-03-16 | 1904 | 1 | |
| Teatre Municipal de Balaguer | Teatre Municipal de Balaguer | Spain, Balaguer, Lleida,, Carrer Àngel Guimerà, 28 | 2008-09-27 | -- | 2008 | 1 | |
| Teatro Santa Chiara - Mina Mezzadri | Teatro Santa Chiara - Mina Mezzadri | Italy, Brescia, Contrada Santa Chiara, 50, 25122 Brescia BS, Italy | 2018-05-02 | 2024-02-25 | 2018–2024 | 2 | |
| Theater Casino Zug | Theater Casino Zug | Switzerland, Zug, Artherstrasse 2-4 | 2005-11-16 | -- | 2005–2019 | 2 | |
| Teatr Nowy | Teatr Nowy | Poland, Łódź, ul. Zachodnia 93 | 1963-04-06 | 1971-01-21 | 1963–1983 | 5 | |
| Teatro Marilia | Teatro Marilia | Brazil, Belo Horizonte, Av. Prof Alfredo Balena | 1973-07- | -- | 1973 | 1 | |
| Teatro Taib | Teatro Taib | Brazil, São Paulo | 1988-03- | -- | 1988 | 1 | |
| Theatro Panellinion | Theatro Panellinion | Greece, Athens | 1909-01-13 | 1993-04-11 | 1909–1993 | 5 | |
| Temporada SESC de Artes | Temporada SESC de Artes | Brazil, São Paulo | 2006-09-30 | 2006-10-22 | 2006 | 1 | |
| Teatro Price | Teatro Price | Spain, Madrid, Plaza del Rey | 1920-10-09 | -- | 1920 | 1 | |
| Theater Monty | Theater Monty | Belgium, Antwerpen, Montignystraat 3 | 1993-05-19 | 2014-03-22 | 1993–2014 | 4 | |
| The Lemon Tree | The Lemon Tree | Scotland, Aberdeen, 5 West North Street | 2004-06-11 | 2004-06-12 | 2004–2011 | 2 | |
| Teatro Educandato Statale Agli Angeli | Teatro Educandato Statale Agli Angeli | Italy, Verona, Via Cesare Battisti, 8, 37122 Verona VR, Italy | 2024-02-29 | -- | 2024 | 1 | |
| Teater NOR stor | Teater NOR stor | Norway, Stamsund , J. M. Johansens Vei 32 | 2012-05-29 | -- | 2012 | 1 | |
| Theatre Building | Theatre Building | United States of America, Chicago, 1225 West Belmont Avenue | 1984-02-09 | -- | 1984 | 1 | |
| Trondhjems Katedralskole | Trondhjems Katedralskole | Norway, Trondheim | 1973-10-17 | -- | 1973 | 1 | |
| Théâtre Marigny | Théâtre Marigny | France, Paris, Carré Marigny | 1909-02-27 | 2003-11-09 | 1909–2003 | 3 | |
| Theatret i Moss | Theatret i Moss | Norway, Moss | 1871-09-28 | -- | 1871–1907 | 4 | |
| Teatro Auditorium Santa Chiara | Teatro Auditorium Santa Chiara | Italy, Trento, Via Santa Croce 67 | 2001-02-27 | 2011-11-20 | 2001–2024 | 3 | |
| Teatro Comunale G. Manini | Teatro Comunale G. Manini | Italy, Narni, Via Garibaldi, 29 | 2013-12-05 | -- | 2013–2019 | 3 | |
| Teatrul Nottara | Teatrul Nottara | Romania, Bucureşti, Bulevardul Magheru 20 | 2006-01-30 | -- | 2006–2022 | 2 | |
| Teatre Principal de Palma | Teatre Principal de Palma | Spain, Palma de Mallorca, Carrer de la Riera 2 A | 1901-- | 2008-11-09 | 1901–2008 | 2 | |
| Teatro del Maggio Musicale Fiorentino | Teatro del Maggio Musicale Fiorentino | Italy, Florence, Piazza Vittorio Gui, 1, 50144 | 2024-01-16 | 2024-01-17 | 2024 | 1 | |
| Teatr Polski - Scena im. J.Grzegorzewskiego | Teatr Polski - Scena im. J.Grzegorzewskiego | Poland, Wrocław, Gabrieli Zapolskiej 3 | 2010-06-25 | 2011-05-15 | 2010 | 1 | |
| Tolga | Tolga | Norway, Tolga | -- | -- | | | |
| Theatret i Kristiansand | Theatret i Kristiansand | Norway, Kristiansand | 1858-04-16 | 1984-11-24 | 1858–1984 | 14 | |
| Theatro Eldorado | Theatro Eldorado | Egypt, Port Said | 1940-01-11 | -- | 1940 | 1 | |
| Teatro Fiorentini | Teatro Fiorentini | Italy, Naples | 1892-05-13 | 1892-05-14 | 1892–1910 | 7 | |
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