| Cakić, Predrag | Predrag Cakić | Costume Designer, Designer | 1956 - 1981 | 6 | |
| Christiansen, Rolf | Rolf Christiansen | Costume Designer, Designer | 1947 - 1967 | 5 | |
| Cruz, José, G. | José G. Cruz | Costume Designer, Designer | 1945 | 2 | |
| Ciobanu, Cristina | Cristina Ciobanu | Costume Designer, Designer | 2003 - 2015 | 7 | |
| Corneliussen, Jesper | Jesper Corneliussen | Costume Designer, Designer | 2002 - 2006 | 5 | |
| Clason, Charlotte | Charlotte Clason | Costume Designer, Designer | 1984 | 2 | |
| Cpin, Marek | Marek Cpin | Costume Designer, Designer | 2008 - 2017 | 23 | |
| Cavallini, C. | C. Cavallini | Costume Designer, Designer | 1986 | 2 | |
| Cabral, Biange | Biange Cabral | Costume Designer, Designer | 1985 | 2 | |
| Chamier , Frank | Frank Chamier | Costume Designer, Designer | 1987 - 2006 | 2 | |
| Clausnitzer, Wolfgang | Wolfgang Clausnitzer | Costume Designer, Designer | 1992 - 1998 | 3 | |
| Christensen, Palle Steen | Palle Steen Christensen | Costume Designer, Designer | 2014 - 2015 | 4 | |
| Chiment, Marie Anne | Marie Anne Chiment | Costume Designer, Designer | 1994 - 2009 | 2 | |
| Clarkson, Phillip | Phillip Clarkson | Costume Designer, Designer | 1989 - 1996 | 2 | |
| Calvaresi, Claudia | Claudia Calvaresi | Costume Designer, Designer | 2004 - 2005 | 24 | |
| Cloffe, - | - Cloffe | Costume Designer, Designer | 1966 | 2 | |
| Chiappara, Monica | Monica Chiappara | Costume Designer, Designer | 2001 | 4 | |
| Colman, Hugh | Hugh Colman | Costume Designer, Designer | 1975 - 1978 | 4 | |
| Chevalier, Thomas | Thomas Chevalier | Costume Designer, Designer | 2008 - 2009 | 4 | |
| Cherés, Karina | Karina Cherés | Costume Designer, Designer | 2010 | 2 | |
| Costa, Valeria | Valeria Costa | Costume Designer, Designer | 1963 | 2 | |
| Chrysanthopoulos, Aristidis | Aristidis Chrysanthopoulos | Costume Designer, Designer | 2014 | 2 | |
| Crețulescu, Victor | Victor Crețulescu | Costume Designer, Designer | 1979 - 1994 | 4 | |
| Corciova, Radu | Radu Corciova | Costume Designer, Designer | 1974 | 2 | |
| Chambon, Alain | Alain Chambon | Costume Designer, Designer | 1999 | 22 | |
| Campbell, Jean | Jean Campbell | Costume Designer, Designer | 1935 | 2 | |
| Conen, Johannes | Johannes Conen | Costume Designer, Designer | 1999 | 2 | |
| Cuervo, José | José Cuervo | Costume Designer, Designer | 1981 | 2 | |
| Coppolecchia, Daniela | Daniela Coppolecchia | Costume Designer, Designer | 2015 - 2017 | 10 | |
| Christomanos, Konstantinos, | Konstantinos Christomanos | Costume Designer, Designer, Director | 1901 - 1906 | 39 | |
| Calthrop, G., E. | G. E. Calthrop | Costume Designer, Designer, Director | 1925 - 1929 | 5 | |
| Collaço , Vera | Vera Collaço | Costume Designer, Designer, Director | 1985 | 3 | |
| Clarac, Jean-Philippe | Jean-Philippe Clarac | Costume Designer, Designer, Director | 2017 | 6 | |
| Craig, Edward Gordon, | Edward Gordon Craig | Costume Designer, Designer, Director, Lighting Designer | 1903 - 1926 | 21 | |
| Christensen, Anne Marthe, | Anne Marthe Christensen | Dancer | 2010 | 1 | |
| Constantinides, Joy | Joy Constantinides | Dancer | 1990 | 2 | |
| Carlson, Judith | Judith Carlson | Dancer | 1989 - 1990 | 2 | |
| Cholewa, Bogdan | Bogdan Cholewa | Dancer | 1989 - 1990 | 2 | |
| Carpitella, Sara | Sara Carpitella | Dancer | 1994 | 4 | |
| Ciomaga, Stefan | Stefan Ciomaga | Dancer | 1994 | 2 | |
| Covalec, George | George Covalec | Dancer | 1994 | 1 | |
| Cook, Virginia | Virginia Cook | Dancer | 1966 | 1 | |
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