| Comedy Theatre | Comedy Theatre | United States, New York, 41st St. near 6th Avenue | 1916-05-07 | 1917-05-26 | 1916–1926 | 3 | |
| Copley Theatre | Copley Theatre | United States, Boston, 225 Clarendon St | 1917-04-16 | -- | 1917 | 1 | |
| Csokonai Színház | Csokonai Színház | Hungary, Debrecen, Kossuth u. 10. | 1917-12-16 | 1918-04-06 | 1917–1994 | 7 | |
| Cēsīs | Cēsīs | Latvia, Cēsīs | 1918-08-17 | -- | 1918–1932 | 2 | |
| Compania Excelsior | Compania Excelsior | Romania, Bucharest | 1920-- | -- | 1920 | 1 | |
| College Auditorium at Oklahoma A. and M. College | College Auditorium at Oklahoma A. and M. College | United States, Stillwater | 1920-03-25 | -- | 1920 | 2 | |
| Compania Dramatică Bulandra | Compania Dramatică Bulandra | Romania, Bucharest | 1921-04- | -- | 1921–1922 | 2 | |
| Comédie-Française (Studio-Théâtre) | Comédie-Française (Studio-Théâtre) | France, Paris, 2 Rue de Richelieu | 1921-06-20 | 2006-04-02 | 1921–2006 | 3 | |
| České divadlo v Olomouci | České divadlo v Olomouci | Czech Republic, Olomouc | 1921-10-28 | -- | 1921–1943 | 5 | |
| Cleveland Play House | Cleveland Play House | United States, Cleveland, 1901 E 13th St | 1922-02-10 | 1922-02-19 | 1922–1926 | 2 | |
| Charter Chroniclers of Chronicle House, The | The Charter Chroniclers of Chronicle House | United States, Cleveland | 1923-04-02 | -- | 1923 | 2 | |
| Century Theatre | Century Theatre | United States, New York, Central Park West & W 62nd St | 1923-11- | -- | 1923 | 2 | |
| Chicago Auditorium | Chicago Auditorium | United States, Chicago, 50 E Congress Pkwy | 1924-01-01 | 1924-01-10 | 1924 | 1 | |
| Compania Mărioara Voiculescu | Compania Mărioara Voiculescu | Romania, București | 1924-12-21 | 1925-01-07 | 1924 | 1 | |
| Celldömölk | Celldömölk | Hungary, Celldömölk | 1925-01-09 | -- | 1925–1936 | 3 | |
| Central Park Theater | Central Park Theater | United States, New York | 1926-05-17 | -- | 1926 | 1 | |
| Civic Repertory Theatre | Civic Repertory Theatre | United States, New York, 107 W. 14th St. (Sixth Ave) | 1926-11-01 | -- | 1926–1928 | 3 | |
| Caracal | Caracal | Romania, Caracal | 1927-- | 2015-06-28 | 1927–2015 | 2 | |
| Century Theatre | Century Theatre | England, London | 1927-01-17 | 1930-05-08 | 1927–1930 | 3 | |
| Century Club Theatre | Century Club Theatre | United States, Seattle, 807 E Roy St | 1927-03-14 | 1927-03-26 | 1927 | 1 | |
| Conservatório Nacional de Teatro | Conservatório Nacional de Teatro | Portugal, Lisbon | 1928-03-20 | -- | 1928 | 3 | |
| Carl Schurz High School | Carl Schurz High School | United States, Chicago, 3601 N Milwaukee Ave | 1928-03-25 | -- | 1928 | 1 | |
| Coliseo | Coliseo | Spain, Salamanca, Calle del doctor Riesco (calle Toro) | 1928-09-15 | 1928-09-21 | 1928 | 1 | |
| Chunhe Grand Theatre | Chunhe Grand Theatre (Chunhe daxiyuan) | China, Tianjin | 1930-02- | -- | 1930 | 1 | |
| Citizen's Aid Building | Citizen's Aid Building | United States, Minneapolis, 4th Avenue South 8th Street | 1930-10-16 | -- | 1930 | 1 | |
| Chicago Norske Klubs Dramatiske Selskap | Chicago Norske Klubs Dramatiske Selskap | United States, Chicago | 1930-11-16 | 1930-11-23 | 1930 | 1 | |
| Casinos Lille Teater | Casinos Lille Teater | Denmark, Copenhagen | 1931-03-08 | -- | 1931 | 1 | |
| Croydon Repertory Theatre | Croydon Repertory Theatre | England, Croydon, London | 1932-10-17 | -- | 1932–1936 | 4 | |
| Cuneo | Cuneo | Italy, Cuneo | 1934-05-01 | 1934-05-02 | 1934 | 1 | |
| Comédie Française | Comédie Française | France, Paris, 1 Place Colette | 1936-04-02 | -- | 1936 | 1 | |
| Charles S. Brooks Theatre | Charles S. Brooks Theatre | United States, Cleveland | 1936-04-28 | 1962-10-13 | 1936–1962 | 2 | |
| Csongrád | Csongrád | Hungary, Csongrád | 1936-11-01 | -- | 1936 | 1 | |
| Central City Opera House | Central City Opera House | United States, Denver, 124 Eureka Street, Central City | 1937-07-17 | 1937-08-07 | 1937 | 1 | |
| Cass Theatre | Cass Theatre | United States, Cass City, 6464 Main Street | 1937-10-17 | -- | 1937 | 1 | |
| Cain Park Theatre | Cain Park Theatre | United States, Cleveland Heights, Cleveland, 1823 Lee Rd | 1939-08-17 | 1939-08-19 | 1939 | 1 | |
| Cambridge Arts Theatre | Cambridge Arts Theatre | England, Cambridge, 6 St Edward's Passage | 1942-11-09 | 2002-04-06 | 1942–2002 | 5 | |
| Colwyn Bay Repertory Theatre | Colwyn Bay Repertory Theatre | Wales, Colwyn Bay | 1943-03-30 | -- | 1943 | 1 | |
| České lidové divadlo | České lidové divadlo | Czech Republic, Brno | 1943-09-21 | -- | 1943 | 1 | |
| Chanticleer Theatre Club | Chanticleer Theatre Club | England, London | 1945-02-24 | 1945-04-29 | 1945 | 3 | |
| Carl Johan Teatret | Carl Johan Teatret | Norway, Oslo, Karl Johans gate 39 | 1945-03-09 | -- | 1945 | 1 | |
| Csokonai Színház Irodalmi Színpad | Csokonai Színház Irodalmi Színpad | Hungary, Debrecen, Kossuth u. 10. | 1946-11-23 | -- | 1946 | 1 | |
| Collins Auditorium, Fordham University Theatre | Collins Auditorium, Fordham University Theatre | United States, New York, Rose Hill Campus | 1947-02-11 | 1966-02-12 | 1947–1966 | 2 | |
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