| Covent Garden Festival | Covent Garden Festival | England, London | 1990-09- | -- | 1990 | 1 | |
| Columbia Theatre | Columbia Theatre | United States of America, Chicago, Corner of Dearborn and Monroe Streets | 1890-03-05 | -- | 1890 | 1 | |
| Comédie-Française (Studio-Théâtre) | Comédie-Française (Studio-Théâtre) | France, Paris, 2 Rue de Richelieu | 1921-06-20 | 2006-04-02 | 1921–2006 | 3 | |
| Coal Mine Theatre | Coal Mine Theatre | Canada, Toronto, 2076 Danforth Ave | 2024-05-05 | 2024-05-26 | 2024 | 1 | |
| Cultuurcentrum MUZE | Cultuurcentrum MUZE | Belgium, Heusden-Zolder, Dekenstraat 40 | 2007-12-20 | -- | 2007 | 1 | |
| Centro Cultural Manzana de la Rivera / Sala García Lorca | Centro Cultural Manzana de la Rivera / Sala García Lorca | Paraguay, Asunción, Ayolas 129 c/ Benjamín Constant | 2019-12-17 | 2019-12-18 | 2019–2020 | 2 | |
| Churchill Theatre | Churchill Theatre | England, Bromley, High St | 2003-04-08 | 2003-04-12 | 2003 | 1 | |
| Champaign | Champaign | United States of America, Champaign | 1903-12-17 | 1903-12-17 | 1903 | 1 | |
| Centre Culturel de la Région de Mons | Centre Culturel de la Région de Mons | Belgium, Mons, Grand-Place 18 | 1997-04-24 | 1997-04-25 | 1997 | 1 | |
| Cultuurcentrum de Brouckere | Cultuurcentrum de Brouckere | Belgium, Torhout, Aartrijkestraat 6 | 1999-03-22 | 1999-10-25 | 1999 | 2 | |
| Cain Park Theatre | Cain Park Theatre | United States of America, Cleveland Heights, Cleveland, 1823 Lee Rd | 1939-08-17 | 1939-08-19 | 1939 | 1 | |
| Circul de Granada | Circul de Granada | Spain, Gracia (Barcelona) | 1894-05-10 | 1894-05-10 | 1894 | 1 | |
| China Central Academy of Theatre | China Central Academy of Theatre | China, Beijing | 2014-11-23 | -- | 2014 | 1 | |
| Cultuurcentrum De Steiger Menen | Cultuurcentrum De Steiger Menen | Belgium, Menen, Waalvest 1 | 2007-11-09 | -- | 2007 | 1 | |
| Chopin Theatre | Chopin Theatre | United States of America, Chicago, 1543 West Division Street | 2004-04-22 | 2004-05-30 | 2004 | 1 | |
| Colegio Médico de Los Ángeles | Colegio Médico de Los Ángeles | Chile, Los Ángeles, Calle San Martin 290, Of 11, | 2011-11- | -- | 2011 | 1 | |
| Comunale, Teatro | Teatro Comunale | Italy, Thiene, Viale Francesco Bassani, 28 | 2018-02-20 | 2018-02-22 | 2018 | 1 | |
| Centre Culturel André Malraux | Centre Culturel André Malraux | France, Vandoeuvre, Nancy, Rue de Parme | 2000-03-06 | -- | 2000 | 1 | |
| Cultuurcentrum Temse | Cultuurcentrum Temse | Belgium, Temse, 16-17 Frans Boelplein 1 | 2002-01-16 | 2002-01-18 | 2002 | 1 | |
| City Club of New York | City Club of New York | United States of America, New York | 1907-02-26 | 1907-02-26 | 1907 | 1 | |
| Cort Theatre | Cort Theatre | United States of America, New York, 138 W 48th St | 1948-02-16 | 1948-03-06 | 1948 | 2 | |
| Činoherní studio | Činoherní studio | Czech Republic, Ústí nad Labem, Varšavská 767 | 1984-05-28 | -- | 1984–2011 | 2 | |
| CC De Kaekelaar | CC De Kaekelaar | Belgium, Schoten, Verbertstraat 7 | 2007-11-21 | -- | 2007 | 1 | |
| Coteana | Coteana | Romania, Coteana | -- | -- | | | |
| Comwell Hankø Hotell og Spa | Comwell Hankø Hotell og Spa | Norway, Gressvik, Vikaneveien 405 | 2006-08-11 | -- | 2006–2007 | 2 | |
| Cincinnati Playhouse in the Park | Cincinnati Playhouse in the Park | United States of America, Cincinnati, Mount Adams Circle | 1965-04-07 | -- | 1965 | 1 | |
| Centro de Artes do Espectáculo, Portalegre | Centro de Artes do Espectáculo, Portalegre | Portugal, Portalegre, Praça da Republica 39 | 2009-07-10 | 2009-07-11 | 2009 | 1 | |
| CC Adelberg | CC Adelberg | Belgium, Lommel, Adelbergpark 1 | 1998-12-19 | -- | 1998–2007 | 2 | |
| Chiesa di san Nicolò | Chiesa di San Nicolò | Italy, Spoleto | 1982-06-26 | -- | 1982 | 1 | |
| Crnogorsko Narodno Pozoriste | Crnogorsko Narodno Pozoriste | Montenegro, Podgorica, Stanka Dragojevića 18 | 2000-12-10 | -- | 2000 | 1 | |
| Canberra Repertory Society | Canberra Repertory Society | Australia, Canberra | 1975-07-10 | 2019-03-02 | 1975–2019 | 2 | |
| Cankarjev Dom | Cankarjev Dom | Slovenia, Ljubljana | 2011-02-10 | 2011-02-11 | 2011 | 1 | |
| Centro Cultura Irapay | Centro Cultura Irapay | Peru, C. Ricardo Palma 175, Iquitos 16006, Peru | 2018-01-15 | 2018-01-16 | 2018 | 1 | |
| Centro Cultural Maspalomas | Centro Cultural Maspalomas | Spain, Las Palmas, Av. de Tejeda, 70 | 2006-06-09 | 2006-06-10 | 2006 | 1 | |
| Comédie de Saint-Étienne, La | La Comédie de Saint-Étienne | France, Saint-Étienne, Place Jean Dasté | 2016-02-10 | 2018-11-30 | 2016–2018 | 2 | |
| Coliseo | Coliseo | Spain, Salamanca, Calle del doctor Riesco (calle Toro) | 1928-09-15 | 1928-09-21 | 1928 | 1 | |
| Carl Johan Teatret (Tivoli) | Carl Johan Teatret (Tivoli) | Norway, Oslo, Tivoli | 1894-10-03 | -- | 1894 | 2 | |
| Chapter Arts Centre | Chapter Arts Centre | Wales, Cardiff, Market Road, Canton | 2009-03-24 | 2012-05-26 | 2009–2012 | 2 | |
| Canadian Theatre School | Canadian Theatre School | Canada, Toronto | 1952-05-14 | -- | 1952 | 1 | |
| Centre d'Animation du Haut-Doubs | Centre d'Animation du Haut-Doubs | France, Pontarlier, 2 Rue Jeanne d'Arc | 2001-05-11 | -- | 2001 | 1 | |
| Casa de Artes José Gorostiza | Casa de Artes José Gorostiza | Mexico, Villahermosa, Periférico Carlos Pellicer Cámara S/N | 2005-02-05 | -- | 2005 | 1 | |
| Cuciulata | Cuciulata | Romania, Cuciulata | -- | -- | | | |
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