| Theatro Ilisia | Theatro Ilisia | Greece, Alexandroupoli | 1940-02- | -- | 1940 | 1 | |
| Teatro Rosalía de Castro | Teatro Rosalía de Castro | Spain, A Coruña, Calle del Riego de Agua, 37, | 2005-12-16 | 2005-12-17 | 2005 | 1 | |
| Teatret i Ringkjøbing | Teatret i Ringkjøbing | Denmark, Ringkjøbing | 1902-11-26 | -- | 1902 | 1 | |
| Theatro Sigchrono Athinas | Theatro Sigchrono Athinas | Greece, Athens, Evmolpidon 39 | 2004-12-25 | 2005-04-24 | 2004 | 1 | |
| Teatro Politeama Duca di Genova | Teatro Politeama Duca di Genova | Italy, La Spezia | 1899-05-03 | -- | 1899 | 1 | |
| Technical School Auditorium | Technical School Auditorium | Canada, Kingston | 1932-04-21 | -- | 1932 | 1 | |
| Theatre Semio | Theatre Semio | Greece, Athens, Harilaou Trikoupi 4, Kallithea | 2015-03-06 | 2015-04-05 | 2015 | 1 | |
| Teatergrad | Teatergrad | Denmark, Copenhagen, Nørrebrogade 208 | 2015-08-27 | 2015-11-02 | 2015 | 1 | |
| Thionville | NEST - CDN transfrontalier de Thionville-Grand Est | France, Thionville, 15 Route de Manom | 1991-11-15 | 2018-06-08 | 1991–2018 | 4 | |
| Teatro di Treviglio | Teatro di Treviglio | Italy, Treviglio | 1893-10-17 | -- | 1893 | 1 | |
| Teatersalen | Teatersalen | Norway, Oslo, Keysers gate 1 (Søilen Teater) | 1957-09-29 | -- | 1957 | 1 | |
| Teatro Comunale di L'Aquila | Teatro Comunale di L'Aquila | Italy, L'Aquila, Piazza del Teatro | 1994-11-03 | -- | 1994 | 1 | |
| Teatro Luigi Pirandello | Teatro Luigi Pirandello | Italy, Agrigento, Piazza Luigi Pirandello | 2001-04-17 | 2001-04-22 | 2001 | 1 | |
| Theater de Kom | Theater de Kom | Netherlands, Nieuwegein, Stadsplein 6 | 2017-02-25 | 2017-02-26 | 2017 | 1 | |
| Théâtre du Vieux Colombier | Théâtre du Vieux Colombier | France, Paris, 21 Rue du Vieux Colombier | 1961-06-05 | 2002-05-04 | 1961–2002 | 2 | |
| Teatro Cine Moderno de San Pedro del Pinatar | Teatro Cine Moderno de San Pedro del Pinatar | Spain, Murcia, Calle del Barón de Benifayó | 2010-04-16 | -- | 2010 | 1 | |
| Thunder River Theatre Company | Thunder River Theatre Company | United States, Carbondale, CO, 67 Promenade, | 2000-04-14 | 2000-04-29 | 2000 | 1 | |
| Teatro Romano | Teatro Romano | Italy, Provincia di Massa Carrara | 1969-07-30 | 1969-08-01 | 1969 | 1 | |
| Teatr Zimowy N. Golińskiego | Teatr Zimowy N. Golińskiego | Poland, Kalisz | 1882-11-23 | -- | 1882–1884 | 2 | |
| Tyne Theatre & Opera House | Tyne Theatre & Opera House | England, Newcastle upon Tyne, 117 Westgate Road | 1910-03-21 | -- | 1910 | 2 | |
| Teatro Agnelli | Teatro Agnelli | Italy, Torino, Via Paolo Sarpi 111 | 2001-04-04 | 2001-04-06 | 2001 | 1 | |
| Teatro Mercadante | Teatro Mercadante | Italy, Naples | 1900-11-10 | 2016-04-17 | 1900–2016 | 3 | |
| Teatrul de Stat din Oradea | Teatrul de Stat din Oradea | Romania, Oradea, Str. Madách Imre | -- | -- | | | |
| Teatro del Rondò di Bacco | Teatro del Rondò di Bacco | Italy, Florence, Pitti Palace, Piazza de Pitti 1 | 1980-03-21 | -- | 1980 | 1 | |
| Theater aan het Water | Theater aan het Water | Netherlands, Leeuwarden | 1986-09-25 | -- | 1986 | 1 | |
| Teatro do Derby | Teatro do Derby | Brazil, Recife | 1949-11-06 | -- | 1949 | 1 | |
| Teatro Strehler | Teatro Strehler | Italy, Milan, Largo Paolo Grassi, 2 | 2003-05-06 | 2003-05-18 | 2003 | 1 | |
| Teatro Arriaga Antzokia | Teatro Arriaga Antzokia | Spain, Bilbao, Plaza Arriaga, 1 | 2011-03-03 | 2012-03-17 | 2011–2012 | 4 | |
| Ţigănaşi | Ţigănaşi | Romania, Ţigănaşi | -- | -- | | | |
| Turnhalle | Turnhalle | Switzerland, Klingnau | 1991-08-21 | -- | 1991 | 1 | |
| Théâtre National de Bretagne | Théâtre National de Bretagne | France, Rennes, 1 Rue Saint-Hélier | 1997-05-28 | 2014-03-22 | 1997–2014 | 8 | |
| Teatro Valle-Inclán | Teatro Valle-Inclán | Spain, Madrid, Calle de Valencia Nº1 (Plaza de Lavapiés) | 2005-01-19 | 2015-11-22 | 2005–2015 | 3 | |
| Teaterloftet | Teaterloftet | Norway, Trondheim | 1983-01-07 | -- | 1983–1992 | 4 | |
| Théâtre - scène nationale de Mâcon, Le | Le Théâtre - scène nationale de Mâcon | France, Mâcon, 1511 avenue Charles de Gaulle | 2018-01-16 | -- | 2018 | 1 | |
| Turnişor | Turnişor | Romania, Sibiu | -- | -- | | | |
| Theatreworks | Theatreworks | Australia, St Kilda, 14 Acland Street | 2007-05-04 | 2007-05-20 | 2007 | 1 | |
| Théâtre Dijon Bourgogne | Théâtre Dijon Bourgogne | France, Dijon, Place du théâtre | 2003-04-24 | 2017-05-24 | 2003–2017 | 4 | |
| Teatro Goldoni | Teatro Goldoni | Italy, Venice, Sestiere San Marco | 1892-05-20 | 2022-02-06 | 1892–2022 | 16 | |
| Teatro Campoamor | Teatro Campoamor | Spain, Oviedo, Calle Pelayo, 3, | 1928-07-02 | -- | 1928 | 1 | |
| Teater Halland | Teater Halland | Sweden, Varberg, Birger Svenssons väg 28e, Box 58 | 2006-10-27 | 2014-10-31 | 2006–2014 | 2 | |
| Teatro Oscar Fessler | Teatro Oscar Fessler | Costa Rica, Barrio Escalante, San José | 2010-09-17 | 2010-10-24 | 2010 | 1 | |
| Tarragon Theatre | Tarragon Theatre | Canada, Toronto, 30 Bridgman Ave | 1983-02-17 | 2015-11-01 | 1983–2015 | 3 | |
|
|
