| Coulter, Clare | Clare Coulter | Actor | 1972 - 2006 | 4 | |
| Cardamone, Steve | Steve Cardamone | Actor, Director | 2001 - 2006 | 4 | |
| Carlson, Marvin, A. | Marvin A. Carlson | Adaptation, Director | 1964 - 1984 | 4 | |
| Cartéus, Rut, | Rut Cartéus | Actor | 1969 | 4 | |
| Casimiro, António, | António Casimiro | Designer | 1972 - 2007 | 4 | |
| Castledine, Annie, | Annie Castledine | Director | 1994 - 1999 | 4 | |
| Castro, Alfredo | Alfredo Castro | Actor, Adaptation, Director | 1980 - 2012 | 4 | |
| Chandra, Richa, | Richa Chandra | Actor, Choreographer | 2006 | 4 | |
| Chao, Mani, | Mani Chao | Actor | 2006 - 2012 | 4 | |
| Ching, Donald, | Donald Ching | Adaptation, Director | 2006 | 4 | |
| Claesson, Gosta | Gosta Claesson | Costume Designer, Designer | 1986 | 4 | |
| Clever, Edith | Edith Clever | Actor | 1967 - 1971 | 4 | |
| Clifton, Amy | Amy Clifton | Actor, Producer | 2007 | 4 | 4 |
| Colciaghi, Ebe, | Ebe Colciaghi | Costume Designer | 1949 | 4 | |
| Coppenger, Royston | Royston Coppenger | Adaptation, Dramaturg | 1983 - 2010 | 4 | |
| Cordier, Robert | Robert Cordier | Adaptation, Director | 1986 | 4 | |
| Cronin, Lauren | Lauren Cronin | Actor, Costume Designer | 2001 | 4 | |
| Clarke-Smith, D.A. | D. A. Clarke-Smith (D.A. Clarke-Smith) | Actor | 1936 | 4 | |
| Calin, Angela Balogh | Angela Balogh Calin | Costume Designer, Designer | 1995 - 2009 | 4 | |
| Cameron, Beatrice, | Beatrice Cameron | Actor | 1889 | 4 | |
| Custodio, Killian | Killian Custodio | Actor | 1997 | 4 | |
| Cammuccio, Dino | Dino Cammuccio | Actor, Dramaturg | 1955 | 4 | |
| Craig, May, | May Craig | Actor | 1923 - 1928 | 4 | |
| Creter, Mark Harry | Mark Harry Creter | Designer, Director, Lighting Designer, Sound Designer | 2006 | 4 | |
| Cameron, John | John Cameron | Actor | 1946 - 1982 | 4 | |
| Cavally, Frk., | Frk. Cavally | Actor | 1906 - 1908 | 4 | |
| Capuchinqui, Diceu | Diceu Capuchinqui | Lighting Designer | 1988 | 4 | |
| Cenciarelli, Jessica | Jessica Cenciarelli | Actor | 2008 | 4 | |
| Cajander, Ada, | Ada Cajander | Actor | 1883 | 4 | |
| Czibulka, Alphons, | Alphons Czibulka | Composer | 1885 | 4 | |
| Campbell, Beatrice Stella, | Beatrice Stella Campbell | Actor | 1896 - 1907 | 4 | |
| Cantoni, Mr., | Mr. Cantoni | Actor | 1897 | 4 | |
| Creuzburg, Käthe, | Käthe Creuzburg | Actor | 1903 - 1909 | 4 | |
| Castillo, Alejandro, | Alejandro Castillo | Adaptation, Director | 1980 | 4 | |
| Conradi, Paul, | Paul Conradi | Actor | 1913 - 1914 | 4 | |
| Carstens, Lina, | Lina Carstens | Actor | 1917 - 1964 | 4 | |
| Cziossek, Felix, | Felix Cziossek | Designer | 1921 | 4 | |
| Cröplin, Frieda, | Frieda Cröplin | Actor, Dancer | 1932 - 1940 | 4 | |
| Costa, Martin, | Martin Costa | Actor | 1933 | 4 | |
| Callierowa, Aleksandra, | Aleksandra Callierowa | Translator | 1900 - 1904 | 4 | |
| Cramer, Erry, | Erry Cramer | Actor | 1907 | 4 | |
| Császár, Imre, | Imre Császár | Director, Translator | 1909 - 1910 | 4 | |
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