| Union Hall, University of Adelaide | Union Hall, University of Adelaide | Australia, Adelaide, North Terrace | 1960-08-31 | 1960-11-26 | 1960 | 2 | |
| Union Theatre | Union Theatre | Australia, Parkville, University of Melbourne, Union House, Ground Floor, Union Rd | 1945-07-02 | -- | 1945–1947 | 2 | |
| Upper Yarra Arts Centre | Upper Yarra Arts Centre | Australia, Warburton, 3409 Warburton Hwy | 2001-03-31 | 2001-08-25 | 2001 | 2 | |
| University of Dhaka | University of Dhaka | Bangladesh, Dacca, Ramna | -- | -- | | | |
| Ukkel | Ukkel | Belgium, Ukkel | -- | -- | | | |
| University Theatre, University of Calgary | The University Theatre, University of Calgary | Canada, Calgary | 1970-02-11 | 1970-02-15 | 1970 | 1 | |
| University of Calgary - Department of Drama | University of Calgary, Department of Drama | Canada, Calgary, Craigie Hall 2500 University Drive NW | 1975-02-26 | 1978-03-18 | 1975–1978 | 2 | |
| Ukranian Orthodox Centre | Ukranian Orthodox Centre | Canada, Kamloops | 1978-01-31 | -- | 1978 | 1 | |
| Usine C | Usine C | Canada, Montréal, 1345 Avenue Lalonde | 2003-09-02 | 2003-09-13 | 2003 | 1 | |
| University of Victoria | University of Victoria | Canada, Victoria, 3800 Finnerty Rd | 2002-03-14 | 2002-03-30 | 2002 | 1 | |
| University of Waterloo | University of Waterloo | Canada, Waterloo, 200 University Ave W | 1963-10-22 | -- | 1963 | 1 | |
| Umělecká beseda na Malé straně | Umělecká beseda na Malé straně | Czech Republic, Prague | 1940-11-16 | -- | 1940 | 1 | |
| Umělecká beseda na Malé straně | Umělecká beseda na Malé straně | Czech Republic, Prague | 1936-03-11 | -- | 1936 | 1 | |
| Ustinov Studio | Ustinov Studio | England, Bath, Sawclose, (Behind the Theatre Royal) | 1999-07-01 | 1999-07-03 | 1999 | 1 | |
| Union Theatre | Union Theatre | England, London, 204 Union St | 2003-03-25 | 2019-02-02 | 2003–2019 | 2 | |
| Unity Theatre | Unity Theatre | England, London, Goldington St | 1963-11-29 | 2008-11-01 | 1963–2008 | 2 | |
| Upstairs at the Gatehouse | Upstairs at the Gatehouse | England, London, Highgate Village | 2015-10-13 | 2015-10-17 | 2015 | 1 | |
| Up at the Stables | Up at the Stables | England, Manchester | 1974-05-13 | 1974-05-18 | 1974 | 1 | |
| Uppingham Theatre | Uppingham Theatre | England, Oakham, Leicestershire, 32 Stockerston Road, Uppingham | 2014-01-31 | 2014-10-17 | 2014 | 2 | |
| Undercoft | The Undercroft | England, Peterborough | 2023-03-28 | 2023-04-01 | 2023 | 1 | |
| University of Sheffield Drama Studio | University of Sheffield Drama Studio | England, Sheffield, Shearwood Rd | 2007-09-24 | 2018-09-22 | 2007–2018 | 3 | |
| Uffculme Village Hall | Uffculme Village Hall | England, Uffculme, Devon | 2003-03-19 | -- | 2003 | 1 | |
| Ugala Teater | Ugala Teater | Estonia, Viljandi, Vaksali 7 | 2007-05-12 | 2021-12-10 | 2007–2020 | 5 | |
| Uleåborg | Uleåborg | Finland, Uleåborg | 1897-03-05 | -- | 1897 | 1 | |
| Uleåborg Teater | Uleåborg Teater | Finland, Uleåborg (Oulu) | 1880-08-13 | 1885-11-08 | 1880–1885 | 2 | |
| Uzerche - Cour Jean-Jaurès | Uzerche - Cour Jean-Jaurès | France | 2023-07-25 | -- | 2023 | 2 | |
| Ussel - Château de la Diège | Ussel - Château de la Diège | France | 2023-07-30 | 2023-07-21 | 2023 | 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 | |
| Union, Théâtre de l' | Théâtre de l'Union | France, Limoges, 20 Rue des Coopérateurs | 2012-10-22 | 2012-10-23 | 2012 | 1 | |
| Université Populaire du Faubourg Saint-Antoine | Université Populaire du Faubourg Saint-Antoine | France, Paris, 157 rue du Faubourg Saint-Antoine | 1908-10-04 | -- | 1908 | 1 | |
| Université Inter-Âges | Université Inter-Âges | France, Versailles, 6 impasse des gendarmes | 2019-06-20 | -- | 2019 | 1 | |
| Ufa-Theater Friedrichstrasse | Ufa-Theater Friedrichstrasse | Germany, Berlin, Friedrichstrasse 180 | 1935-12-21 | -- | 1935 | 1 | |
| Unterländische Volksbühne Bruchsal | Unterländische Volksbühne Bruchsal | Germany, Bruchsal | 1954-09-15 | -- | 1954 | 1 | |
| University of Freiburg Aula | University of Freiburg Aula | Germany, Freiburg | 2002-12-12 | -- | 2002 | 1 | |
| Ulmer Theater | Ulmer Theater | Germany, Ulm, Herb-v-Karajan-Platz 1 | 1983-06-28 | 2006-07-13 | 1983–2006 | 7 | |
| Unterschleißheim Bürgerhaus | Unterschleißheim Bürgerhaus | Germany, Unterschleißheim, Rathausplatz 1 | 1997-10-25 | 2023-05-02 | 1997–2023 | 2 | |
| Urania National Film Theatre | Urania National Film Theatre | Hungary, Budapest, Rakoczi ut. 21 | 2018-01-23 | 2018-01-23 | 2018 | 1 | |
| Újpest | Újpest | Hungary, Budapest, Újpest | 1912-11-01 | -- | 1912–1913 | 2 | |
| Uttam Manch | Uttam Manch | India, Kolkata, Manohar Pukur Road, Hazra | 2016-- | -- | 2016 | 1 | |
| Ushigome, Koto Engekikan Hall | Ushigome, Koto Engekikan Hall (Ushigome High Performing Arts Center) | Japan, Tokyo | 1912-01-30 | 1912-01-31 | 1912 | 1 | 1 |
| Ushigome kaikan | Ushigome kaikan (Ushigome Kaikan Hall) | Japan, Tokyo | 1924-02-07 | 1924-02-14 | 1924 | 1 | |
| Ushigome geijutsu kurabu | Ushigome geijutsu kurabu (Ushigome Art Club) | Japan, Tokyo | 1918-04-21 | 1918-04-22 | 1918 | 1 | |
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