| Risør ungdomsskole | Risør ungdomsskole | Norway, Risør | 1997-09-08 | 1997-09-09 | 1997 | 1 | |
| Rauman Kaupunginteatteri | Rauman Kaupunginteatteri | Finland, Rauma, 2, Alfredinkatu | 1981-02-21 | -- | 1981–1995 | 2 | |
| Rektifie theatre – Research centre for mixed performing arts | Rektifie theatre – Research centre for mixed performing arts | Greece, Athen | 2024-05-09 | 2024-05-30 | 2024 | 1 | |
| Royall Tyler Theatre | Royall Tyler Theatre | United States of America, Burlington, Central Campus, 116 University Pl | 2010-11-04 | 2010-11-14 | 2010 | 1 | |
| Rasebo daghem | Rasebo daghem | Sweden, Ekenäs, Höijersvägen 3 | 2007-11-25 | 2007-12-16 | 2007 | 1 | |
| Raufoss | Raufoss | Norway, Raufoss | 1958-02-10 | -- | 1958–2005 | 2 | |
| Registry Theatre | Registry Theatre | Canada, Kitchener, 122 Frederick Street | 2003-11-27 | 2003-12-06 | 2003 | 1 | |
| Remy Bumppo Rehearsal Room | Remy Bumppo Rehearsal Room | United States of America, Chicago, 1751 W. Grace St. | 2025-01-09 | -- | 2025 | 1 | |
| Rochester's Black Sheep Theatre Coalition | Rochester's Black Sheep Theatre Coalition | United States of America, Rochester, 274 North Goodman Street Village Gate Square D313 | 2008-03-14 | 2008-03-29 | 2008 | 1 | |
| Rommetveit | Rommetveit | Norway, Rommetveit, 5014 | 1971-03-07 | -- | 1971 | 1 | |
| Ruth Caplin Theatre | Ruth Caplin Theatre | United States of America, Charlottesville, VA, Culbreth Rd, | 2013-11-14 | 2013-11-23 | 2013 | 1 | |
| Rovaniemen Teatteri | Rovaniemen Teatteri | Finland, Rovaniemi, Lappia-talo, Jorma Eton tie 8 A | 1997-08-11 | -- | 1997–1998 | 2 | |
| Renegade Comedy Theatre | Renegade Comedy Theatre | United States of America, Duluth, 222 E Superior St | 1993-09-09 | -- | 1993 | 1 | |
| Reggio Emilia | Reggio Emilia | Italy, Reggio Emilia | 1894-05-26 | -- | 1894 | 1 | |
| Royal & Derngate | Royal & Derngate | England, Northampton, 19-21 Guildhall Rd | 2019-04-19 | 2019-05-11 | 2019 | 1 | |
| Republic | Republic | Austria, Salzburg, Anton-Neumayr-Platz 2 | 2003-07-27 | 2003-08-02 | 2003 | 1 | |
| Roskilde | Roskilde | Denmark, Roskilde | -- | -- | | | |
| Russe | Russe | Bulgaria, Russe | -- | -- | | | |
| Ruskii dramatičeski teatr imeni M. Lermontova | Ruskii dramatičeski teatr imeni M. Lermontova | Russia, Groznyj, Groznyj | 1940-10- | -- | 1940–1951 | 2 | |
| Ruseløkka skole | Ruseløkka skole | Norway, Oslo, Løkkeveien 15 | 2005-11-03 | -- | 2005 | 1 | |
| Riksteatret i Nydalen | Riksteatret i Nydalen | Norway, Oslo, Gullhaug Torg 2 | 2006-08-24 | 2022-05-13 | 2006–2022 | 16 | |
| Royal Exchange Theatre | Royal Exchange Theatre | England, Manchester, Saint Ann's Square | 1978-10-05 | 2022-04-02 | 1978–2022 | 11 | |
| Riksteatret | Riksteatret | Norway, Lillehammer, Maihaugen, Maihaugveien 1, 2609 Lillehammer | -- | -- | | | |
| Réunion-Theater | Réunion-Theater | Germany, Berlin | 1878-02-23 | 1878-02-25 | 1878 | 1 | |
| Royalty Theatre | Royalty Theatre | Scotland, Glasgow, Sauchiehall Street | 1909-03-29 | -- | 1909 | 1 | |
| Roundabout Stage II | Roundabout Stage II | United States of America, New York | 1979-06-28 | 1979-07-08 | 1979 | 1 | |
| Rome Film Festival | Rome Film Festival | Italy, Rome | -- | -- | | | |
| Rīgas Krievu teātris | Rīgas Krievu teātris | Latvia, Riga, Kalēju 4 | 1907-02-01 | -- | 1907–1956 | 2 | |
| Rådhusteatret | Rådhusteatret | Norway, Kongsvinger, Fjellgata 2 | 1928-03-22 | 2020-08-27 | 1928–2022 | 22 | |
| Ramme i Hvitsten | Ramme i Hvitsten | Norway, Hvitsten, Rammeveien 90 | 2021-06-18 | 2021-06-26 | 2021 | 1 | |
| Robinson Hall for the Performing Arts | Robinson Hall for the Performing Arts | United States of America, Charlotte, The University of North Carolina, 9201 University City Blvd | 2005-10-26 | 2005-10-30 | 2005 | 1 | |
| Røvær Kulturhotell | Røvær Kulturhotell | Norway, Røvær, Gnr 27 Bnr 48 | 2006-07-08 | -- | 2006 | 1 | |
| Rarig Center, Stoll Thrust Theatre | Rarig Center, Stoll Thrust Theatre | United States of America, Minneapolis, 330 21st Avenue South | 2006-10-26 | 2006-11-11 | 2006 | 2 | |
| Rådhusgata 19 | Rådhusgata 19 | Norway, Oslo, Rådhusgata 19 | 2009-03-03 | 2009-06-26 | 2009–2012 | 2 | |
| Riverside Theatre | Riverside Theatre | Northern Ireland, Coleraine, University Of Ulster | 2011-04-13 | -- | 2011 | 1 | |
| Royal Opera House | Royal Opera House | Egypt, Cairo, Zamalek, Cairo Governorate | 1955-01-19 | -- | 1955 | 1 | |
| Richard B. Fisher Center for the Performing Arts | Richard B. Fisher Center for the Performing Arts | United States of America, Annandale-On-Hudson, 60 Manor Ave | 2011-07-13 | 2011-07-24 | 2011 | 1 | |
| Rimfaxe Teater | Rimfaxe Teater | Denmark, Roskilde | 1976-09-22 | -- | 1976–1983 | 2 | |
| Red Men's Opera House | Red Men's Opera House | United States of America, Telluride | 1905-04-29 | 1904-04-29 | 1905 | 1 | |
| Redbridge Drama Centre | Redbridge Drama Centre | England, London, Churchfields, South Woodford | 2014-09-23 | 2014-11-15 | 2014 | 1 | |
| Rote Fabrik | Rote Fabrik | Switzerland, Zürich, Seestrasse 395 | 1993-08-31 | 1993-09-04 | 1993 | 1 | |
| Ringsted Teater | Ringsted Teater | Denmark, Ringsted, Nørretorv 22 | 1909-09-30 | -- | 1909 | 2 | |
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