| Chatterley, Lesley | Lesley Chatterley | Actor | 1986 | 2 | |
| Clarke, Martha | Martha Clarke | Choreographer | 2003 – 2011 | 34 | |
| Clarke, Jocelyn | Jocelyn Clarke | Dramaturg | 2003 – 2011 | 34 | |
| Chadwin, Nick | Nick Chadwin | Actor, Translator | 1993 – 1999 | 92 | |
| Cardoso, Nuno | Nuno Cardoso | Director | 2007 – 2008 | 6 | |
| Correia, Jose Olvaro | Jose Olvaro Correia | Lighting Designer | 2007 – 2011 | 8 | |
| Currie, Helen | Helen Currie | Costume Designer | 1963 | 1 | |
| Clayden, Tony | Tony Clayden | Designer | 1984 | 1 | |
| Costigan, James, | James Costigan | Actor, Adaptation | 1959 | 2 | |
| Chwiaokowska, Wanda | Wanda Chwiaokowska | Actor | 1970 | 1 | |
| Cogan, Natan | Nathan Cogan (Natan Cogan) | Actor | 1959 | 2 | |
| Christensen, Rasmus Rørbæk | Rasmus Rørbæk Christensen | Actor | 1991 | 1 | |
| Carlson, Lars Göran | Lars Göran Carlson | Actor | 1962 | 1 | |
| Chopin, Frédéric, | Frédéric Chopin | Composer | 1916 – 2008 | 29 | |
| Correia, Benedicta Kaç | Benedicta Kaç Correia | Actor | 2002 | 1 | |
| Chrol, L. | L. Chrol | Actor | 1964 | 1 | |
| Ciotori, Dimitrie N. | Dimitrie N. Ciotori | Translator | 1921 – 1929 | 5 | |
| Candeilh, -, | - Candeilh | Director | 1889 | 1 | |
| Caron, Nathan | Nathan Caron | Actor | 2008 | 1 | |
| Cottem, Frank | Frank Cottem | Actor | 1972 | 1 | |
| Cywińska, Izabella | Izabella Cywińska | Director | 1982 | 3 | |
| Cusack, Niamh | Niamh Cusack | Actor | 1993 – 2016 | 3 | |
| Clarke-Smith, D.A. | D. A. Clarke-Smith (D.A. Clarke-Smith) | Actor | 1936 | 4 | |
| Clements, Frank, | Frank Clements | Actor | 1883 | 1 | |
| Cullen, Fedelma | Fedelma Cullen | Actor | 1976 – 1982 | 2 | |
| Conroy, Thomas | Thomas Conroy | Actor | 1939 | 1 | |
| Copeland, Maurice D. | Maurice D. Copeland | Actor | 1936 | 1 | |
| Cotterink, Niels, | Niels Cotterink | Actor | 1997 | 1 | |
| Costa, Tony | Tony Costa | Actor | 1973 | 1 | |
| Chollet, Nicole, | Nicole Chollet | Actor | 1980 | 1 | |
| Calin, Angela Balogh | Angela Balogh Calin | Costume Designer, Designer | 1995 – 2009 | 4 | |
| Clant van der Mijll-Piepers, J. | J. Clant van der Mijll-Piepers | Translator | 1910 – 2009 | 69 | |
| Corby, Jennifer E., | Jennifer E. Corby (Jennifer E. Corby) | Actor | 1998 – 2000 | 2 | |
| Christofore, Traci | Traci Christofore | Actor | 1996 | 1 | |
| Castanheira, Manuel José | Manuel José Castanheira | Designer | 1993 – 1994 | 3 | |
| Cisneros, María de los Angeles Avila | María de los Angeles Avila Cisneros | Actor | 1985 | 1 | |
| Chacón, Teresa Piñón | Teresa Piñón Chacón | Actor | 1985 | 1 | |
| Cenean, Ştefania | Ştefania Cenean | Costume Designer, Designer | 1997 | 5 | |
| Cornişteanu, Mircea | Mircea Cornişteanu | Director, Sound Designer | 1992 | 2 | |
| Clinton, Dennis | Dennis Clinton | Actor | 1992 | 2 | |
| Christensen, Gudrun, | Gudrun Christensen | Actor | 1901 – 1902 | 2 | |
| Carlsen, M. Rust, | M. Rust Carlsen | Actor | 1905 | 2 | |
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