| Cocéa, Alice | Alice Cocéa | Actor | 1941 | 1 | |
| Claudia, -, | - Claudia | Actor | 1906 | 1 | |
| Celiat, -, | - Celiat | Actor | 1906 | 1 | |
| Castorf, Frank | Frank Castorf | Adaptation, Director, Producer | 1985 - 2014 | 8 | |
| Clarey, Toby | Toby Clarey | Actor | 1974 - 1978 | 2 | |
| Carver Sullivan, John , | John Carver Sullivan | Costume Designer | 1992 | 1 | |
| Chommakh, Luna-Alyssa, | Luna-Alyssa Chommakh | Actor | 2005 - 2006 | 1 | |
| Cappiello, Christopher | Christopher Cappiello | Actor, Director | 1994 - 1998 | 5 | |
| Całka, Mieczysław | Mieczysław Całka | Actor | 1979 | 1 | |
| Czajkowska, Ewa | Ewa Czajkowska | Actor | 1978 | 1 | |
| Chrobak, Halina | Halina Chrobak | Actor | 1978 | 1 | |
| Cox, Peter | Peter Cox | Actor | 1956 | 1 | |
| Chrispijn, Louis H., | Louis H. Chrispijn (Louis H. Chrispijn) | Actor, Director | 1891 | 25 | |
| Coerdes, Ewijk, | Ewijk Coerdes | Actor | 1906 | 1 | |
| Chafik, Géraldine | Géraldine Chafik | Actor | 1984 | 1 | |
| Cammuccio, Dino | Dino Cammuccio | Actor, Dramaturg | 1955 | 4 | |
| Craig, May, | May Craig | Actor | 1923 - 1928 | 4 | |
| Carolan, P.J. | P. J. Carolan (P.J. Carolan) | Actor | 1929 | 1 | |
| Clemens, Craig | Craig Clemens | Lighting Designer | 2003 | 1 | |
| Clark, Jason Elliott | Jason Elliott Clark | Actor | 1996 | 1 | |
| Crews, Preston | Preston Crews | Actor | 1996 | 1 | |
| Caria, Tomás, | Tomás Caria | Actor | 2004 - 2005 | 1 | |
| Cooper, Ryan | Ryan Cooper | Actor | 2003 | 1 | |
| Cina, Jason A., | Jason A. Cina (Jason A. Cina) | Lighting Designer | 1998 - 2001 | 5 | |
| Curtis, Patricia | Patricia Curtis | Actor | 1939 - 1968 | 2 | |
| Canali, Alessandro | Alessandro Canali | Lighting Designer | 2000 - 2002 | 8 | |
| Carter, Robin, | Robin Carter | Lighting Designer | 1994 | 1 | |
| Comerford, Joanne | Joanne Comerford | Actor | 1995 | 1 | |
| Creter, Mark Harry | Mark Harry Creter | Designer, Director, Lighting Designer, Sound Designer | 2006 | 4 | |
| Coombes, Ross | Ross Coombes | Actor | 1993 | 1 | |
| Cervantes, Maritza | Maritza Cervantes | Actor | 2005 | 1 | |
| Conrad Merchant, Diane | Diane Conrad Merchant | Director | 2005 | 1 | |
| Clements, Robert L. | Robert L. Clements | Lighting Designer | 2005 | 1 | |
| Culver, George K. | George K. Culver | Actor | 1933 | 1 | |
| Carroll, Colleen | Colleen Carroll | Actor | 2003 | 1 | |
| Crow, Taylor | Taylor Crow | Costume Designer | 2004 | 1 | |
| Clausius, Klaus Georg | Klaus Georg Clausius | Actor | 2001 | 3 | |
| Charleton, K. | K. Charleton | Actor | 1936 | 1 | |
| Coggill, Tasha, | Tasha Coggill | Actor | 2005 | 1 | |
| Clark, Ian D., | Ian D. Clark (Ian D. Clark) | Actor | 2004 | 1 | |
| Chazoule, Nicolas | Nicolas Chazoule | Actor | 1986 | 1 | |
| Chazoule, Laurent | Laurent Chazoule | Actor | 1986 | 1 | |
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