| Csokonai Színház | Csokonai Színház | Hungary, Debrecen, Kossuth u. 10. | 1917-12-16 | 1918-04-06 | 1917–1994 | 7 | |
| Cornell University Theatre | Cornell University Theatre | United States of America, Ithaca, 430 College Avenue | 1909-04-02 | 1971-03-13 | 1909–1974 | 8 | |
| Chassé Theater | Chassé Theater () | Netherlands, Breda, Van Claudius Prinsenlaan 8 | 1998-12-08 | -- | 1998–2017 | 10 | |
| Cegléd | Cegléd | Hungary, Cegléd | 1907-05-22 | -- | 1907–1946 | 10 | |
| Casinoteatret | Casinoteatret | Denmark, Copenhagen, Amaliegade 10 | 1861-12-06 | 1907-05-15 | 1861–1931 | 10 | 1 |
| Canada | Canada | Canada | 1952-10-16 | -- | 1952–1978 | 12 | |
| Československá televize, Studio Praha | Československá televize, Studio Praha | Czech Republic, Prague | 1964-10-28 | 1994-05-04 | 1964–2000 | 13 | |
| Commonweal Theatre | Commonweal Theatre | United States of America, Lanesboro, 208 Parkway Avenue North | 2000-02-11 | 2017-06-17 | 2000–2017 | 15 | |
| Copenhagen | Copenhagen | Denmark, Copenhagen | 2014-06-13 | 2015-11-19 | 2014–2016 | 15 | |
| Carl-Theater | Carl-Theater | Austria, Vienna, Praterstraße 31 | 1888-03-19 | 1898-06-12 | 1888–1906 | 16 | |
| Centralteatret | Centralteatret | Norway, Oslo, Akersgata 38 | 1898-03-17 | 2025-02-08 | 1898–2025 | 24 | |
| Carl Schultze Theater | Carl Schultze Theater | Germany, Hamburg, Reeperbahn, St Pauli | 1891-08-05 | 1907-10-09 | 1891–1910 | 27 | |
| Christiania Theater | Christiania Theater | Norway, Kristiania (Oslo), Bankplassen | 1850-09-26 | 1899-06-15 | 1850–1899 | 112 | |
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