| Üçüncü Tiyatro | Üçüncü Tiyatro (Uucncu Tiyatro) | Turkey, ULUS / ANKARA, İstiklal Cad. Çirmen Sokak Vakıf Apt. No:8 | -- | -- | | | |
| Užhorod | Užhorod | Ukraine, Užhorod | 1911-10-21 | 1911-11-04 | 1911–1941 | 7 | |
| Uusi Teatteri | Uusi Teatteri | Sweden, Stockholm, Västmannagatan 56 | 1898-- | -- | 1898–1916 | 2 | |
| Uttam Manch | Uttam Manch | India, Kolkata, Manohar Pukur Road, Hazra | 2016-- | -- | 2016 | 1 | |
| Utställningen i Arvika | Utställningen i Arvika | Sweden, Arvika | 1911-06-27 | 1911-06-28 | 1911 | 1 | |
| Utstillingshallen | Utstillingshallen | Norway, Molde | 1952-03-03 | -- | 1952–1956 | 3 | |
| Utrechtse School, De | De Utrechtse School | Netherlands, Utrecht, Boorstraat 107 | 1994-12-17 | -- | 1994 | 1 | |
| Utiel | Utiel | Spain, Utiel | 2010-09-10 | -- | 2010 | 1 | |
| Utica | Utica | United States, Utica | 1903-10-08 | 1903-10-08 | 1903 | 1 | |
| Utgard fleirbrukshus | Utgard fleirbrukshus | Norway, Lom, Bergomsvegen 41 | 2015-10-08 | 2015-10-08 | 2015–2017 | 2 | |
| Utansjö | Utansjö | Sweden, Utansjö | 1989-10-01 | 1989-10-01 | 1989 | 1 | |
| Ustinov Studio | Ustinov Studio | England, Bath, Sawclose, (Behind the Theatre Royal) | 1999-07-01 | 1999-07-03 | 1999 | 1 | |
| Usine, Théâtre de l' | Théâtre de l'Usine | France, Éragny-sur-Oise, 33 Chemin d'Andrésy | 2017-01-20 | 2017-01-22 | 2017 | 1 | |
| Usine C | Usine C | Canada, Montréal, 1345 Avenue Lalonde | 2003-09-02 | 2003-09-13 | 2003 | 1 | |
| Ushigome, Koto Engekikan Hall | Ushigome, Koto Engekikan Hall | Japan, Tokyo | 1912-01-30 | 1912-01-31 | 1912 | 1 | |
| Ushigome Kaikan Hall | Ushigome Kaikan Hall | Japan, Tokyo | 1924-02-07 | 1924-02-14 | 1924 | 1 | |
| Ushigome Geijutsu Club | Ushigome Geijutsu Club | Japan, Tokyo | 1918-04-21 | 1918-04-22 | 1918 | 1 | |
| USF Verftet | USF Verftet | Norway, Bergen, Georgernes Verft 12 | 1985-03-28 | 2011-07-09 | 1985–2011 | 8 | |
| Urquiza | Urquiza | Uruguay, Montevideo | 1907-10-10 | -- | 1907 | 1 | |
| Urania National Film Theatre | Urania National Film Theatre | Hungary, Budapest, Rakoczi ut. 21 | 2018-01-23 | 2018-01-23 | 2018 | 1 | |
| Ural'sk | Ural'sk | Russia, Ural'sk | -- | -- | | 1 | |
| Upstairs at the Gatehouse | Upstairs at the Gatehouse | England, London, Highgate Village | 2015-10-13 | 2015-10-17 | 2015 | 1 | |
| Upsala Teater | Upsala Teater | Sweden, Uppsala | 1871-11-21 | 1905-03-16 | 1871–1905 | 9 | |
| Upsala Stadsteater | Upsala Stadsteater | Sweden, Gävle, Teaterplan 1 | 1955-04-12 | -- | 1955–1987 | 4 | |
| Uppsala Stadsteater | Uppsala Stadsteater | Sweden, Uppsala, Kungsgatan 53 | 1955-03-18 | 2013-05-08 | 1955–2013 | 4 | |
| Uppsala | Uppsala | Sweden, Uppsala | 1911-07-11 | 1911-07-12 | 1911–1952 | 4 | |
| Uppingham Theatre | Uppingham Theatre | England, Oakham, Leicestershire, 32 Stockerston Road, Uppingham | 2014-01-31 | 2014-10-17 | 2014 | 2 | |
| Upper Yarra Arts Centre | Upper Yarra Arts Centre | Australia, Warburton, 3409 Warburton Hwy | 2001-03-31 | 2001-08-25 | 2001 | 2 | |
| Unterschleißheim Bürgerhaus | Unterschleißheim Bürgerhaus | Germany, Unterschleißheim, Rathausplatz 1 | 1997-10-25 | 2023-05-02 | 1997–2023 | 2 | |
| Unterländische Volksbühne Bruchsal | Unterländische Volksbühne Bruchsal | Germany, Bruchsal | 1954-09-15 | -- | 1954 | 1 | |
| Unteatru | Unteatru | Romania, Bucharest, Str. Sfintii Apostoli, nr. 44 | 2017-05-30 | 2020-01-29 | 2017–2019 | 7 | |
| UNRWA School | UNRWA School | Palestinian Territories, Jenin | 2008-10-09 | -- | 2008 | 1 | |
| University Workshop Theatre, Louisiana State University | University Workshop Theatre, Louisiana State University | United States, Baton Rouge | 1947-04-24 | 1947-04-26 | 1947 | 1 | |
| University Theatre, University of California | University Theatre, University of California | United States, Davis | 1979-03-15 | 1981-05-30 | 1979–1981 | 2 | |
| University Theatre, University of Calgary | The University Theatre, University of Calgary | Canada, Calgary | 1970-02-11 | 1970-02-15 | 1970 | 1 | |
| University Theatre, University of Arizona | University Theatre, University of Arizona (University Theatre) | United States, Tucson | 1963-04-30 | 1963-05-04 | 1963 | 1 | |
| University Theatre, Indiana University | University Theatre, Indiana University | United States, Bloomington, 275 North Jordan Avenue | 1963-11-04 | 2019-11-17 | 1963–2019 | 5 | |
| University Theatre, Bascom Hall | University Theatre, Bascom Hall | United States, Madison | 1935-11-04 | -- | 1935 | 2 | |
| University Theatre University of Minnesota, The | The University Theatre University of Minnesota | United States, Minneapolis | 1934-07-05 | 1934-07-07 | 1934 | 1 | |
| University Theatre at UGA | University Theatre at UGA | United States, Athens, Corner of Lumpkin and Baldwin | 1970-11-18 | 1970-11-21 | 1970 | 1 | |
| University Theatre | University Theatre | United States, New Haven, 222 York Street | 2014-02-01 | 2022-10-28 | 2014–2022 | 2 | |
| University Theatre | University Theatre, Department of Theatre and Dance | United States, Boulder, 261 UCB | 1947-01-30 | 2017-11-12 | 1947–2017 | 4 | |
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