| Summerhill College | Summerhill College | Ireland, Sligo | 1980-03-17 | 1980-03-19 | 1980 | 1 | |
| Siamsa Tire Theatre | Siamsa Tire Theatre | Ireland, Tralee, 33 Denny St | 1980-02-06 | 1980-02-09 | 1980 | 1 | |
| Sherover Theatre | Sherover Theatre | Israel, Jerusalem, 20 Marcus Street | 2006-05-26 | -- | 2006 | 1 | |
| Südtiroler Kulturinstitut | Südtiroler Kulturinstitut | Italy, Bolzano, Via Sciliar | 2004-01-16 | 2007-03-22 | 2004–2007 | 2 | |
| Supercinema | Teatro Supercinema | Italy, Caltanissetta | 1975-02-10 | -- | 1975 | 1 | |
| Sala L'Affratellamento | Sala L'Affratellamento | Italy, Florence, Via Orsini Giampaolo 94 | 1975-03-20 | -- | 1975 | 1 | |
| Sociale, Teatro | Teatro Sociale | Italy, Gemona, Via XX Settembre, 5 | 2018-02-01 | -- | 2018 | 1 | |
| Spezia, La | La Spezia | Italy, La Spezia | 1893-11-11 | -- | 1893 | 1 | |
| Stadttheater Meran | Stadttheater Meran | Italy, Meran, Freiheitsstr. 33 | 1901-03-16 | -- | 1901–1907 | 5 | |
| Stanze Segrete, Teatro | Teatro Stanze Segrete | Italy, Roma, Via della Penitenza, 3 | 2017-03-14 | 2017-03-19 | 2017 | 1 | |
| San Remo | San Remo | Italy, San Remo | 1934-04-20 | 1934-04-27 | 1934 | 1 | |
| Sassari | Sassari | Italy, Sassari | 1893-04-22 | -- | 1893 | 1 | |
| Savona | Savona | Italy, Savona | 1934-04-28 | 1934-04-30 | 1934–1982 | 2 | |
| Siderno | Siderno | Italy, Siderno | -- | -- | | | |
| Slovensko Stalno Gledališče Trst | Slovensko Stalno Gledališče Trst | Italy, Triesta, Via Petronio, 4, Trieste, Italia | 1974-05-03 | 2012-01-28 | 1974–2012 | 3 | |
| Slovensko gledališče v Trstu | Slovensko gledališče v Trstu | Italy, Trieste, Via Petronio, 4 | 1909-12-12 | -- | 1909–1919 | 3 | |
| Shimin Kaikan | Shimin Kaikan | Japan, Fukuoka | 1971-10-06 | -- | 1971 | 1 | |
| Shimbun Kaikan Hall | Shimbun Kaikan Hall | Japan, Kyoto | 1950-10-13 | -- | 1950 | 1 | |
| Sanjo Seinen Kaikan Hall, The | The Sanjo Seinen Kaikan Hall | Japan, Kyoto | 1914-11-07 | -- | 1914 | 1 | |
| Sagami Ono | Sagami Ono | Japan, Sagami Ono | 2010-03-02 | -- | 2010 | 1 | |
| Saitama Arts Theatre | Saitama Arts Theatre | Japan, Saitama, 3-15-1 Kamimine, Chuo-ku | 2006-11-28 | 2006-11-29 | 2006 | 1 | |
| Sapporo | Sapporo | Japan, Sapporo | 2010-02-26 | -- | 2010 | 1 | |
| Seijo University, Theatre Institute in | Theatre Institute in Seijo University | Japan, Seijo | 1970-03-20 | -- | 1970 | 1 | |
| Setagaya Public Theatre | Setagaya Public Theatre | Japan, Setagaya, Tokyo, 4-1-1 Taishido | 2005-06-17 | 2017-12-24 | 2005–2017 | 2 | |
| Shibuya JanJan | Shibuya JanJan | Japan, Shibuya, Tokyo | 1984-12-03 | 1994-07-06 | 1984–1994 | 2 | |
| Shizuoka Arts Theatre | Shizuoka Arts Theatre | Japan, Shizuoka, Shizuoka Prefecture, 79-4 Ikeda, Suruga Ward | 2010-03-06 | 2018-04-30 | 2010–2018 | 2 | |
| Sakurakai Studio | Sakurakai Studio | Japan, Tokyo | 2001-08-29 | 2008-08-03 | 2001–2008 | 4 | |
| Space Zatsuyu (Shinjuku) | Space Zatsuyu (Shinjuku) | Japan, Tokyo | 2008-06-18 | 2008-06-22 | 2008 | 1 | |
| Shinseikan Studio | Shinseikan Studio | Japan, Tokyo | 2002-06-06 | 2007-12-23 | 2002–2007 | 7 | |
| Susukida Studio | Susukida Studio | Japan, Tokyo | 1977-09-14 | -- | 1977 | 2 | |
| Sunshine Theatre | Sunshine Theatre | Japan, Tokyo | 1986-06-18 | 1986-06-29 | 1986 | 1 | |
| Shinjuku Shinseikan Theatre | Shinjuku Shinseikan Theatre | Japan, Tokyo | 1998-11-16 | 2006-10-15 | 1998–2006 | 9 | |
| Stage EN | Stage EN | Japan, Tokyo, 1 Chome-2-3 Nishiasakusa, Taitō-ku | 2006-05-18 | 2006-05-28 | 2006 | 1 | |
| Seibu Theatre | Seibu Theatre | Japan, Tokyo, 15-1 Udagawacho, Shibuya | 1980-11-06 | 1980-11-23 | 1980 | 1 | |
| Sabo Kaikan Hall | Sabo Kaikan Hall | Japan, Tokyo, 2-7-5 Hirakawa-cho, Chiyoda | 1958-03-30 | 1968-06-28 | 1958–1968 | 2 | |
| Suntory Hall | Suntory Hall | Japan, Tokyo, Akasaka 1-13-1, Minato | 2005-09-15 | 2005-09-23 | 2005 | 1 | |
| Shinjuku Space 107 | Shinjuku Space 107 | Japan, Tokyo, Shinjuku | 2006-10-24 | -- | 2006 | 1 | |
| Shinko Pier | Shinko Pier | Japan, Yokohama | 2006-11-16 | 2006-11-25 | 2006 | 1 | |
| Stadttheater Libau | Stadttheater Libau | Latvia, Liepaja | 1895-02-28 | -- | 1895–1914 | 5 | |
| Saal des Gewerbevereins | Saal des Gewerbevereins | Latvia, Riga | 1902-01-15 | 1904-01-26 | 1902–1909 | 11 | |
| Stadttheater Riga | Stadttheater Riga | Latvia, Riga | 1891-03-20 | -- | 1891–1904 | 9 | |
| Schauspielhaus Riga | Schauspielhaus Riga | Latvia, Riga | 1930-04-07 | -- | 1930 | 1 | |
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