| Teatro Avenida | Teatro Avenida | Mozambique, Maputo, Rua da Radio | 2006-04-06 | 2017-09- | 2006–2017 | 3 | |
| Tingsaker skole | Tingsaker skole | Norway, Lillesand | 1997-09-19 | -- | 1997 | 1 | |
| TeaterHUSET | TeaterHUSET | Denmark, Copenhagen, Magstræde 14 | 2006-10-12 | 2006-10-15 | 2006 | 1 | |
| Theatre in the Square | Theatre in the Square | United States, Marietta, 11 Whitlock Ave NW | 1998-03-25 | 1998-05-03 | 1998 | 1 | |
| Toynbee Hall Theatre | Toynbee Hall Theatre | England, London, 28 Commercial St | 1949-02-12 | -- | 1949 | 1 | |
| Theatre Royal | Theatre Royal | England, Manchester, Smithy Street | 1904-04-25 | 1904-04-30 | 1904–1910 | 4 | |
| Theater Mönchengladbach | Theater Mönchengladbach | Germany, Mönchengladbach, Odenkirchener Str. 78 | 2006-09-23 | 2011-12-30 | 2006–2011 | 2 | |
| Teatro Massimo di Cagliari | Teatro Massimo di Cagliari | Italy, Cagliari, Via E. De Magistris | 2022-11-04 | 2022-11-06 | 2022 | 1 | |
| Theater an der Marschnerstraße | Theater an der Marschnerstraße | Germany, Hamburg, Marschnerstraße 46 | 2008-01-24 | 2016-04-10 | 2008–2016 | 2 | |
| Theatro Trianon | Theatro Trianon | Greece, Nafplio, Πλ. Συντάγματος | 2011-11-26 | 2011-11-27 | 2011 | 1 | |
| Theatro Bolari | Theatro Bolari | Greece, Chania, Crete | 1937-07-21 | -- | 1937 | 1 | |
| Teatro Duse | Teatro Duse | Italy, Bologna, Via Cartoleria, 42 | 1973-02-07 | 2000-12-03 | 1973–2018 | 13 | |
| Théâtre de Poche | Théâtre de Poche | Belgium, Brussels, 1000 City of Brussels | 1975-- | -- | 1975 | 1 | |
| Teatro Comunale | Teatro Comunale | Italy, Modena, Via del Teatro | 1980-11-02 | 2009-10-10 | 1980–2009 | 2 | |
| Theatro Odou Antioxeias | Theatro Odou Antioxeias | Greece, Athens | 2006-05-04 | 2006-05-28 | 2006 | 1 | |
| Teatro di Treviglio | Teatro di Treviglio | Italy, Treviglio | 1893-10-17 | -- | 1893 | 1 | |
| Teatr Polski | Teatr Polski | Poland, Wrocław, Gabrieli Zapolskiej 3 | 1986-11-16 | 2018-12-16 | 1986–2018 | 6 | |
| Theater Lindenhof Melchingen | Theater Lindenhof Melchingen | Germany, Burladingen-Melchingen, Unter den Linden 18 | 2005-11-06 | 2007-04-28 | 2005–2006 | 2 | |
| Théâtre Montansier | Théâtre Montansier | France, Versailles, 13 Rue des Réservoirs | 2011-11-15 | -- | 2011 | 1 | |
| The Academy | The Academy | United States, Raleigh | 1905-09-15 | 1909-04-13 | 1905–1909 | 2 | |
| Theater am Turm | Theater am Turm | Germany, Villingen-Schwenningen, Schaffneigasse | 2011-05-30 | 2011-06-01 | 2011 | 1 | |
| Theatre Royal | Theatre Royal | Australia, Sydney, Castlereagh Street | 1952-10-15 | -- | 1952 | 1 | |
| Teatr im. Wojciecha Bogusławskiego | Teatr im. Wojciecha Bogusławskiego | Poland, Kalisz, Wojciecha Bogusławskiego 1 | 1955-09-23 | -- | 1955–1978 | 5 | |
| Teatro del Siscar de Santomera | Teatro del Siscar de Santomera | Spain, El Siscar, Murcia, Calle Antonio Machado, 1 | 2010-04-15 | -- | 2010 | 1 | |
| Teatr Ludowy | Teatr Ludowy | Poland, Kraków, osiedle Teatralne 34 | 1910-09-24 | 1910-10-03 | 1910 | 1 | |
| Tangen samfunnshus | Tangen samfunnshus | Norway, Tangen | 1978-03-12 | 1978-10-22 | 1978 | 1 | |
| Theater De Paardenkathedraal | Theater De Paardenkathedraal | Netherlands, Utrecht, Veeartsenijstraat 155 | 2004-06-01 | 2004-11-06 | 2004 | 1 | |
| Teatro Rosalía de Castro | Teatro Rosalía de Castro | Spain, A coruña, Rúa Riego de Agua, 37, | 1928-06-08 | -- | 1928 | 1 | |
| Teatret Møllen | Teatret Møllen | Denmark, Haderslev, Møllepladsen 4 | 2006-11-01 | 2006-11-02 | 2006 | 1 | |
| Teatro San Juan | Teatro San Juan | Spain, Cáceres | 1922-10- | -- | 1922 | 1 | |
| Teatro Nacional São João | Teatro Nacional São João | Portugal, Porto, Praça da Batalha | 2010-10-20 | 2010-10-24 | 2010 | 1 | |
| Trondhjems Nationale Scene | Trondhjems Nationale Scene | Norway, Trondheim, Prinsens Gate 20 | 1911-09-16 | -- | 1911–1924 | 11 | |
| Theater de Meervaart | Theater de Meervaart | Netherlands, Amsterdam, Meer en Vaart 300 | 2002-05-12 | -- | 2002 | 1 | |
| Theater Die Auslese Hamburg | Theater Die Auslese Hamburg | Germany, Hamburg | 1948-09-03 | -- | 1948 | 1 | |
| Theatro Lefkou Pyrgou | Theatro Lefkou Pyrgou | Greece, Thessaloniki, Thessaloniki | 1914-01-20 | -- | 1914–1918 | 2 | |
| Theater am Haidplatz | Theater am Haidplatz | Germany, Regensburg, Haidplatz 3 | 1995-05-28 | 2008-12-22 | 1995–2008 | 3 | |
| Turneteatret i Trøndelag | Turneteatret i Trøndelag | Norway, Verdal, Johannes Minsaas Plass 4 | -- | -- | | | |
| Teatrul Nottara | Teatrul Nottara | Romania, Bucureşti, Bulevardul Magheru 20 | 2006-01-30 | -- | 2006 | 1 | |
| Teatro Sociale | Teatro Sociale | Italy, Trento, Via Oss Mazzurana 19 | 2022-12-01 | 2022-12-04 | 2022 | 1 | |
| Theater Stralsund (Theater Vorpommern) | Theater Stralsund (Theater Vorpommern) | Germany, Stralsund, Olof-Palme-Platz 6 | 2009-02-07 | 2009-05-16 | 2009 | 1 | |
| Teatr imeni Mossoveta | Teatr imeni Mossoveta | Russia, Moscow, Садовая Б. ул., 16 | 1959-04-26 | -- | 1959–1983 | 2 | |
| Telemark Teater | Telemark Teater | Norway, Skien, Hollenderigata | 1978-02-07 | -- | 1978–1987 | 3 | |
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