| Saville Theatre | Saville Theatre | England, London, 135 Shaftesbury Avenue | 1955-12-21 | 1956-02-18 | 1955 | 1 | |
| Sam Wanamaker Playhouse | Sam Wanamaker Playhouse | England, London | 2023-11-10 | 2024-01-28 | 2023 | 1 | |
| Steiner Hall | Steiner Hall | England, London | 1927-05-10 | -- | 1927 | 1 | |
| Studio 14 | Studio 14 | England, London | 1988-10-27 | 1988-11-04 | 1988 | 1 | |
| Sefton Park Assembly Rooms | Sefton Park Assembly Rooms | England, Liverpool, Sefton Park | 1894-01-24 | -- | 1894 | 1 | |
| St George's Hall | St George's Hall | England, Liverpool, Lime Street | 1894-10-29 | -- | 1894 | 1 | |
| Studio at Theatre By The Lake | Studio at Theatre By The Lake | England, Keswick, Cumbria, Lake Rd | 2004-06-17 | 2012-11-07 | 2004–2012 | 2 | |
| Spring Street Theatre | Spring Street Theatre | England, Hull, Spring St | 1999-06-08 | 1999-06-11 | 1999 | 1 | |
| Stables Theatre and Arts Centre, The | The Stables Theatre and Arts Centre | England, Hastings, The Bourne | 2018-03-09 | 2018-03-17 | 2018 | 1 | |
| Stables Theatre | Stables Theatre | England, Hastings, The Bourne | 2013-03-08 | 2013-03-16 | 2013 | 1 | |
| St. George's Theatre | St. George's Theatre | England, Great Yarmouth, King's Street | 2014-10-28 | 2014-10-28 | 2014 | 1 | |
| St. Mary’s Church | St. Mary’s Church | England, Eastbourne, East Sussex, 69 Decoy Dr | 2006-10-17 | 2006-10-20 | 2006 | 1 | |
| School and Community College | School and Community College | England, Devon, Gipsy Ln, Exmouth | 1985-01-16 | -- | 1985 | 1 | |
| Sandford Parish Hall | Sandford Parish Hall | England, Devon, Fanny's Ln, Crediton | 2007-12-05 | -- | 2007 | 1 | |
| Sundial Theatre | Sundial Theatre | England, Cirencester | 2014-11-06 | 2014-11-06 | 2014 | 1 | |
| Stanwix Arts Theatre | Stanwix Arts Theatre | England, Carlisle, Cumbria, Tarraby Ln | 1993-07-01 | -- | 1993 | 1 | |
| South Hill Park Arts Centre | South Hill Park Arts Centre | England, Bracknell, Ringmead | 1993-10-22 | 2014-02-04 | 1993–2014 | 2 | |
| Salaam Theatre, Al | Al Salaam Theatre | Egypt, Cairo | 2006-07-01 | 2006-07-03 | 2006 | 1 | |
| Sayyed Darwish Theatre Opera House | Sayyed Darwish Theatre Opera House | Egypt, Alexandria, 22 El Horreya Rd | 2009-11-16 | 2013-04-08 | 2009–2013 | 2 | |
| Syvstjerneskolen | Syvstjerneskolen | Denmark, Værløse, Skovløbervangen 1 | 2004-10-10 | -- | 2004 | 1 | |
| Stavtrupscenen | Stavtrupscenen | Denmark, Viby, Højvangsvej 1 B | 2002-04-14 | 2004-03-31 | 2002–2004 | 2 | |
| Sønderborg Teater | Sønderborg Teater | Denmark, Sønderborg, Rosengade 2a | 2002-10-11 | -- | 2002–2018 | 5 | |
| Sønderborg | Sønderborg | Denmark, Sønderborg | 1909-10-06 | -- | 1909 | 1 | |
| Svendborg Teater | Svendborg Teater | Denmark, Svendborg | 1880-03-17 | 2018-09-28 | 1880–2018 | 9 | |
| Struer Theater | Struer Theater | Denmark, Struer | 1902-11-29 | -- | 1902–1910 | 3 | |
| Stenlille Teater | Stenlille Teater | Denmark, Stenlille | 1909-10-15 | -- | 1909 | 2 | |
| Sorø Theater | Sorø Theater | Denmark, Sorø | 1907-10-05 | -- | 1907–1909 | 3 | |
| Slagelse Teater | Slagelse Teater | Denmark, Slagelse, Herrestræde 11 | 1883-11-19 | 2009-11-05 | 1883–2018 | 11 | |
| Skælskør | Skælskør | Denmark, Skælskør | 1909-10-05 | -- | 1909 | 1 | |
| Skive Theater | Skive Theater | Denmark, Skive, Theaterpladsen 10 | 1883-10-10 | 2008-03-27 | 1883–2009 | 10 | |
| Skelskør Theater | Skelskør Theater | Denmark, Skelskør | 1907-10-18 | -- | 1907 | 1 | |
| Skanderborg, Kulturhuset | Kulturhuset Skanderborg | Denmark, Skanderborg, Parkvej 10 | 2018-11-13 | -- | 2018 | 1 | |
| Silkeborg Teater | Silkeborg Teater | Denmark, Silkeborg, Gjessøvej 40C | 1880-06-04 | -- | 1880–1907 | 7 | |
| Sukkerkogeriet | Sukkerkogeriet | Denmark, Odense, Roersvej 33 | 1990-04-10 | 2009-11-07 | 1990–2009 | 4 | |
| Skanseskolen | Skanseskolen | Denmark, Hillerød, Østervang 124 | 2002-11-16 | -- | 2002 | 1 | |
| Scala Teater | Scala Teater | Denmark, Copenhagen, Ravnsborggade 3 | 1973-09-21 | -- | 1973 | 1 | |
| Stadttheater Iglau-Znaim | Stadttheater Iglau-Znaim | Czech Republic, Znojmo / Jihlava | 1943-04-09 | 1943-04-13 | 1943 | 1 | |
| Slovácké divadlo Uherské Hradiště | Slovácké divadlo Uherské Hradiště | Czech Republic, Uherské Hradiště, Tyršovo náměstí 480 Uherské | 1957-09-13 | 2013-12-20 | 1957–2013 | 4 | |
| Stadttheater Teplitz-Schönau | Stadttheater Teplitz-Schönau | Czech Republic, Teplitz-Schönau / Teplice | 1938-10-10 | -- | 1938 | 1 | |
| Stadttheater Teplitz | Stadttheater Teplitz | Czech Republic, Teplice | 1879-02-27 | -- | 1879–1917 | 19 | |
| Sternberk | Sternberk | Czech Republic, Sternberk | -- | -- | | | |
| Sezimovo Ústí | Sezimovo Ústí | Czech Republic, Sezimovo Ústí | -- | -- | | | |
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