| Chieti | Chieti | Italy, Chieti | -- | -- | | | |
| CC Lokeren | CC Lokeren | Belgium, Lokeren, Kerkplein 5 | 1998-12-11 | 1999-10-22 | 1998–2007 | 3 | |
| Capitol Theatre | The Capitol Theatre | England, Manchester | 2008-10-08 | 2008-10-11 | 2008 | 1 | |
| Csiky Gergely Színház | Csiky Gergely Színház | Hungary, Kaposvár, Rákóczi tér | 1996-03-08 | -- | 1996 | 1 | |
| Cultuurcentrum de Werft | Cultuurcentrum de Werft | Belgium, Geel, Werft 32 | 2007-11-13 | -- | 2007–2009 | 2 | |
| Columbia Theatre | Columbia Theatre | United States, Boston, 978 Washington Street | 1895-04-16 | 1904-01-20 | 1895–1904 | 4 | |
| Craiova | Craiova | Romania, Craiova | 1907-- | -- | 1907 | 1 | |
| Cambridge | Cambridge | United States, Cambridge | 1950-04-11 | 1950-04-23 | 1950–1967 | 2 | |
| Capital Stage | Capital Stage | United States, Sacramento, 2215 J St | 2013-05-15 | 2013-06-15 | 2013 | 1 | |
| Centre culturel Mathis | Centre culturel Mathis | France, Paris, 15, rue Mathis | 1985-03-14 | 1985-03-16 | 1985 | 1 | |
| Christiania Theater | Christiania Theater | Norway, Kristiania (Oslo), Bankplassen | 1850-09-26 | 1899-06-15 | 1850–1899 | 112 | |
| Comunale, Teatro | Teatro Comunale | Italy, Castelfranco Piandiscò, Via Roma, 36 | 2017-02-21 | -- | 2017 | 1 | |
| Chappelear Drama Center | Chappelear Drama Center | United States, Delaware, 45 Rowland Ave. | 2016-10-06 | 2016-10-09 | 2016 | 1 | |
| Chalberg Theatre, Central Lakes College | Chalberg Theatre, Central Lakes College | United States, Brainerd, 501 W College Dr | 2009-04-07 | -- | 2009–2013 | 3 | |
| Century Theatre | Century Theatre | United States, New York, Central Park West & W 62nd St | 1923-11- | -- | 1923 | 2 | |
| Cripplegate Institute | Cripplegate Institute | England, London, Brackley Street | 1905-11-28 | -- | 1905 | 1 | |
| Carlton Courthouse | Carlton Courthouse | Australia, Carlton, 349 Drummond St | 2001-09-24 | 2001-09-25 | 2001 | 1 | |
| Criterion Theatre | Criterion Theatre | England, London, 2 Jermyn Street | 1891-06-02 | -- | 1891–1973 | 7 | |
| Court House Theatre | Court House Theatre | Canada, Niagara-on-the-Lake, 26 Queen Street | 1974-06-27 | 2012-09-29 | 1974–2012 | 5 | |
| CC Leopoldsburg | CC Leopoldsburg (Cultureel Centrum Leopoldsburg) | Belgium, Leopoldsburg, Kastanjedreef 1 | 1999-03-15 | -- | 1999 | 1 | |
| Comédie de Caen - Centre dramatique national de Normandie | Comédie de Caen - Centre dramatique national de Normandie | France, Hérouville-Saint-Clair, 1 Square du Théâtre | 2005-02-01 | 2018-10-11 | 2005–2018 | 4 | |
| Colombo | Colombo | Sri Lanka, Colombo | 1891-12-01 | -- | 1891 | 1 | |
| Crucible Theatre | Crucible Theatre | England, Sheffield, 55 Norfolk St | 2010-02-11 | 2010-03-20 | 2010 | 1 | |
| Coupe d’Or, théâtre de la | Théâtre de la Coupe d’Or | France, Rochefort, 101 Rue de la République | 2000-01-29 | 2018-04-05 | 2000–2018 | 2 | |
| CC Stroming | CC Stroming | Belgium, Berlare, Dorp 101 | 2002-02-07 | 2008-01-25 | 2002–2008 | 3 | |
| Congress-Centrum Stadtgarten | Congress-Centrum Stadtgarten | Germany, Schwäbisch Gmünd, Rektor-Klaus-Straße 9, | 2012-04-19 | -- | 2012 | 1 | |
| Casa Municipal de Cultura (Paraninfo Universitario) | Casa Municipal de Cultura (Paraninfo Universitario) | Bolivia, Santa Cruz de la Sierra, Junín 151 | 2004-03- | -- | 2004 | 1 | |
| Comprehensive School | Comprehensive School | Ireland, Glenties | 1980-03-21 | 1980-03-22 | 1980 | 1 | |
| Curran Theatre | Curran Theatre | United States, San Francisco, 445 Geary St | 1965-01-04 | 1965-01-23 | 1965 | 1 | |
| Ciacova | Ciacova | Romania, Ciacova | -- | -- | | | |
| Comédie de Colmar - Centre dramatique national Grand Est Alsace | Comédie de Colmar - Centre dramatique national Grand Est Alsace | France, Colmar, 6 Route d'Ingersheim | 1948-04- | 2010-03-23 | 1948–2010 | 2 | |
| Community Hall | Community Hall | Malawi, Kasungu | 2006-05-27 | -- | 2006 | 1 | |
| Club Joplin | Club Joplin | United States, Webb City | 1908-10-20 | 1908-10-21 | 1908 | 1 | |
| Champaign | Champaign | United States, Champaign | 1949-01-14 | 1949-01-15 | 1949 | 1 | |
| Canal 13 | Canal 13 | Mexico | 1980-- | -- | 1980 | 2 | |
| CASA 0101 Theater | CASA 0101 Theater | United States, Los Angeles, 2102 E 1st St | 2017-10-19 | 2017-11-12 | 2017 | 1 | |
| Colosseum | Colosseum | Denmark, Frederikshavn | 2002-10-15 | -- | 2002 | 1 | |
| Christchurch Studio Theatre | Christchurch Studio Theatre | England, London | 1951-03-06 | 1951-03-11 | 1951 | 1 | |
| Cozia | Cozia | Romania, Cozia | -- | -- | | | |
| Centro Cultural Vila Flor (Pequeno Auditório) | Centro Cultural Vila Flor (Pequeno Auditório) | Portugal, Guimaraes, Av. D. Afonso Henriques 701 | 2007-10-18 | 2007-10-21 | 2007–2009 | 2 | |
| Christ's Hospital School | Christ's Hospital School | England, Horsham, Christ's Hospital | 2018-10-08 | -- | 2018 | 1 | |
| Cellar Stage Theater | Cellar Stage Theater | United States, Northfield | 1972-02-11 | 1972-02-19 | 1972 | 1 | |
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