| Teatrul National Bucuresti | Teatrul National Bucuresti | Romania, Bucharest, Bulevardul Nicolae Bălcescu, 2 | 1895-12-09 | 2024-01-28 | 1895–2024 | 47 | |
| Teatro Cardinal Massaia | Teatro Cardinal Massaia | Italy, Turin, Via Sospello, 32 | 2003-04-16 | -- | 2003–2004 | 2 | |
| Teatro Verdi | Teatro Verdi | Italy, Salerno, Piazza Matteo Luciani | 1999-03-11 | 1999-03-14 | 1999 | 1 | |
| Teatrul Naţional Târgu Mureș | Teatrul Naţional Târgu Mureș | Romania, Târgu Mureş, Piața Teatrului, nr. 1 | 1973-01-27 | 2019-01-25 | 1973–2022 | 9 | |
| Teatro Castelar de Elda | Teatro Castelar de Elda | Spain, Elda (Alicante), C/ Travesía, 1 | 1975-08-18 | 2006-04-06 | 1975–2006 | 2 | |
| Teatro Avenida | Teatro Avenida | Portugal, Lisbon, Avenida da Liberdade | 1961-05-26 | -- | 1961 | 1 | |
| Teatro Municipal Buero Vallejo | Teatro Municipal Buero Vallejo | Spain, Alcorcón | 2025-03-15 | -- | 2025 | 1 | |
| Tampereen Teatteri | Tampereen Teatteri | Finland, Tampere, 2, Keskustori | 1904-10-14 | 2003-05-16 | 1904–2002 | 16 | |
| Théâtre Paris-Villette | Théâtre Paris-Villette | France, Paris, 211 avenue Jean Jaurès | 2021-06-22 | 2021-06-25 | 2021 | 1 | |
| The Duquesne | The Duquesne | United States of America, Pittsburgh | 1895-10- | 1908-02-10 | 1895–1908 | 4 | |
| Teatro Avila | Teatro Avila | Italy, Roma, Corso d'Italia, 37 | 1982-03-11 | -- | 1982 | 1 | |
| Teatro Renascença | Teatro Renascença | Brazil, Porto Alegre | 1949-05-13 | 2018-11-11 | 1949–2018 | 3 | |
| Theatre Outback | Theatre Outback | United States of America, Mesa, 1833 W Southern Ave | 2006-09-28 | 2006-10-08 | 2006 | 1 | |
| Teatro Circo de Albacete | Teatro Circo de Albacete | Spain, Albacete, Calle de Isaac Peral, s/n | 1925-04-18 | -- | 1925 | 1 | |
| Teatro da Caixa | Teatro da Caixa | Brazil, Curitiba | 2006-06-02 | 2006-06-04 | 2006 | 1 | |
| Teatro Comunale Garibaldi | Teatro Comunale Garibaldi | Italy, Santa Maria C. V., Corso Giuseppe Garibaldi, 78 | 2006-02-25 | 2006-02-26 | 2006 | 1 | |
| Teatro Isabel la Católica | Teatro Isabel la Católica | Spain, Granada, Calle Acera del Casino, s/n, | 1919-06-19 | 1919-06-29 | 1919–2016 | 2 | |
| Tjodalyng ungdomsskole | Tjodalyng ungdomsskole | Norway, Tjodalyng, 3280 Tjodalyng | 2007-01-11 | -- | 2007 | 1 | |
| Teatro Nuovo | Teatro Nuovo | Italy, Torino, Corso Massimo d'Azeglio, 17 | 2002-04-09 | 2002-04-21 | 2002 | 1 | |
| The Lyric | The Lyric | United States of America, Vicksburg | 1908-10-10 | 1908-10-10 | 1908 | 1 | |
| Teatro Nuovo | Teatro Nuovo | Italy, Naples, Via Montecalvario, 16 | 1898-10-28 | 2011-03-10 | 1898–2010 | 2 | |
| Teatro Manzana de Las Luces (Sala Claustro) | Teatro Manzana de Las Luces (Sala Claustro) | Argentina, Buenos Aires, Perú 272 | 1995-09-02 | -- | 1995 | 1 | |
| Trondhjems Katedralskole | Trondhjems Katedralskole | Norway, Trondheim | 1973-10-17 | -- | 1973 | 1 | |
| Theatre of the Jesuit and Brother's Cultural Association | Theatre of the Jesuit and Brother's Cultural Association | Egypt, Minya | 2009-11-26 | 2009-11-27 | 2009 | 1 | |
| Teatro Le Salette | Teatro Le Salette | Italy, Rome, Via dei Platani 149 | 1995-02-21 | 1995-03-12 | 1995 | 1 | |
| Teatro delle Passioni | Teatro delle Passioni | Italy, Modena, Viale Carlo Sigonio, 382 | 2001-02-14 | 2001-02-17 | 2001 | 1 | |
| Teatro Carlo Felice | Teatro Carlo Felice | Italy, Genova, Passo Eugenio Montale, 4, 16121 | 2006-04-23 | 2006-04-30 | 2006 | 1 | |
| Trojan House Theater | Trojan House Theater (木马剧场) | China, Beijing, 22 International Art Street, 32 Baiziwan Lu, Chaoyang district | 2012-11-12 | 2012-11-28 | 2012 | 1 | |
| Theatre Royal | Theatre Royal | England, Portsmouth | 1897-10-29 | -- | 1897 | 1 | |
| Théâtre La Condition Des Soies | Théâtre La Condition Des Soies | France, 13 Rue de la Croix | 2023-07-07 | 2023-07-29 | 2023 | 1 | |
| Teatro de Cádiz | Teatro de Cádiz | Spain, Cádiz | 2009-10-25 | 2009-10-26 | 2009 | 1 | |
| Théâtre Récamier | Théâtre Récamier | France, Paris, 3 rue Récamier | 1960-05-23 | 1960-06-15 | 1960 | 1 | |
| Théatro ATTIS | Théatro ATTIS (Theatre ATTIS) | Greece, Athens, Leonidou 7 | 2019-03-20 | 2020-03-12 | 2019 | 1 | |
| Teatro Comunale | Teatro Comunale | Italy, Alessandria, Via Savona | 1993-03-02 | 1993-03-03 | 1993–2000 | 2 | |
| Teatro Albéniz | Teatro Albéniz | Spain, Madrid, Calle de la Paz, 11 | 1994-03-16 | 2006-10-29 | 1994–2006 | 3 | |
| Teatro Académico Gil Vicente | Teatro Académico Gil Vicente | Portugal, Coimbra, Praça República | 2009-07-31 | 2009-08-01 | 2009 | 1 | |
| Thymele Arts | Thymele Arts | United States of America, Los Angeles, 5481 CA-2 | 2018-06-02 | 2018-06-16 | 2018 | 1 | |
| Theater B, University of Iowa | Theater B, University of Iowa | United States of America, Iowa City, Jessup Hall | 2005-10-13 | 2005-10-23 | 2005 | 1 | |
| Theatro Neapoleos | Theatro Neapoleos (Theater of Neapolis) | Greece, Athens | 1899-07-20 | 1904-07-26 | 1899–1904 | 4 | |
| Teatro da Malaposta | Teatro da Malaposta | Portugal, OLIVAL BASTO, Rua Angola | 2007-02-09 | 2007-02-11 | 2007 | 1 | |
| Theater am Rathausplatz | Theater am Rathausplatz | Germany, Paderborn | 1977-02-19 | -- | 1977 | 1 | |
| Teatro Villa de Molina | Teatro Villa de Molina | Spain, Murcia, Carretera del Chorrico, 10 | 2010-03-13 | -- | 2010 | 1 | |
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