| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Ruairi Conaghan | Actor | 2000 | 1 | |||
| Craig Conway | Actor | 2000 | 1 | |||
| Martin Cosgrif | Actor | 1980 | 1 | |||
| Janet Crawford | Actor | 1980 | 1 | |||
| Ann Casson | Actor | 1980 | 1 | |||
| Isabella Carloni | Actor | 1994 - 2000 | 13 | |||
| Cristina Crippa | Actor | 1994 - 1996 | 2 | |||
| Elisa Cuppini | Choreographer | 1994 - 1996 | 2 | |||
| Leda Celani | Actor | 1994 | 2 | |||
| Anežka Cimburová | Actor | 1994 - 1997 | 2 | |||
| Roberta Callahan | Actor | 1980 | 1 | |||
| Janice Crow | Actor | 1980 | 1 | |||
| Mico Cundari | Actor | 1997 - 1998 | 3 | |||
| John Crowley | Director | 1993 - 1994 | 2 | |||
| Simon Claessens | Actor | 1994 | 1 | |||
| Armando Chávez | Actor | 1997 | 1 | |||
| Gyöngyi Császár | Actor | 1994 | 1 | |||
| John Cleater | Designer | 1994 - 1995 | 4 | |||
| David Alan Comstock | Lighting Designer | 1997 | 1 | |||
| Vincent Callara | Designer | 1995 | 1 | |||
| James Conely | Composer | 1997 | 1 | |||
| Steve Chinna | Adaptation, Director | 2009 | 2 | |||
| Tim Cole | Actor | 2009 | 1 | |||
| Kelly-Ann Couzens | Actor | 2009 | 1 | |||
| Francesca Romana Cerri | Actor | 1995 | 1 | |||
| Elisabetta Cianchini | Actor | 1995 | 1 | |||
| Riccardo Campagna | Costume Designer | 1995 | 1 | |||
| Richard Cottan | Actor | 1980 | 4 | |||
| Christoph Coburger | Composer | 1995 - 2018 | 5 | |||
| Rolf Cofflet | Designer | 1996 | 1 | |||
| Andrew Cooper | Director | 1996 | 1 | |||
| Andrea J Cox | Sound Designer | 1996 - 1997 | 6 | |||
| Karl-Erik Castlin | Actor | 1995 | 1 | |||
| Robbie Cleiren | Actor, Director | 1995 - 2005 | 27 | |||
| Ofra Confino | Costume Designer | 1996 - 2010 | 2 | |||
| Marco-Jo Clate | Actor | 1996 | 1 | |||
| Mary Chester | Actor | 1996 | 9 | |||
| Normand Chaurette | Translator | 1996 | 1 | |||
| Imogen Crofts | Actor | 1980 | 2 | |||
| David Cardy | Actor | 1980 | 5 | |||
| László Cseszárik | Actor | 1996 | 1 | |||
| Árpád Csernák | Actor | 1996 | 1 | |||