| Collier, Kim | Kim Collier | Director | 2007 | 1 | |
| Costa, Kevin | Kevin Costa | Director | 2008 | 1 | |
| Crawford, Jack | Jack Crawford | Director | 1931 | 1 | |
| Crisell, Andrew | Andrew Crisell | Director | 1991 | 1 | |
| Czechak, Bohdan | Bohdan Czechak | Director | 1965 | 1 | |
| Cardoso, Nuno | Nuno Cardoso | Director | 2007 - 2021 | 7 | |
| Candeilh, - | - Candeilh | Director | 1889 | 1 | |
| Cywińska, Izabella | Izabella Cywińska | Director | 1982 - 1994 | 3 | |
| Cutbush, Tracey-Anne | Tracey-Anne Cutbush | Director | 2005 - 2006 | 3 | |
| Conrad Merchant, Diane | Diane Conrad Merchant | Director | 2005 | 1 | |
| Corcoran, Paul | Paul Corcoran | Director | 1986 | 1 | |
| Christopher, Spider Duncan | Spider Duncan Christopher | Director | 2009 | 1 | |
| Congdon, Jean | Jean Congdon | Director | 1972 | 1 | |
| Crampton, Alex | Alex Crampton | Director | 2010 - 2011 | 2 | 1 |
| Chétouane, Laurent | Laurent Chétouane | Director | 2010 | 1 | 1 |
| Cassidy, James B. | James B. Cassidy | Director | 1945 | 1 | |
| Caruthers, Maude | Maude Caruthers | Director | 1895 | 1 | |
| Caßmann, Edmund | Edmund Caßmann | Director | 1898 | 1 | |
| Cserwinka, Julius | Julius Cserwinka | Director | 1915 - 1924 | 6 | |
| Cramer, Dr. Hanns Hermann | Hanns Hermann Cramer (Dr. Hanns Hermann Cramer) | Director | 1917 - 1919 | 2 | |
| Christiansen, Einar | Einar Christiansen | Director | 1903 | 1 | 1 |
| Campbell, Maurice | Maurice Campbell | Director | 1905 | 3 | 1 |
| Cramer, Uwe | Uwe Cramer | Director | 2011 | 6 | 1 |
| Cochran, Charles B. | Charles B. Cochran | Director | 1923 - 1940 | 4 | |
| Clark, Mort | Mort Clark | Director | 1975 | 1 | 1 |
| Criss, Louis | Louis Criss | Director | 1973 | 1 | |
| Cartland, Bob | Bob Cartland | Director | 1974 | 1 | 1 |
| Corneck, Ludwig | Ludwig Corneck | Director | 1889 | 1 | |
| Castro, Andres | Andres Castro | Director | 1979 | 1 | 1 |
| Chéreau, Patrice | Patrice Chéreau | Director | 1981 - 2005 | 4 | 1 |
| Couvelaire, Emile | Emile Couvelaire | Director | 1924 - 1933 | 2 | |
| Colaço, Amélia, Rey | Amélia Rey Colaço | Director | 1972 | 1 | |
| Cárdenas, Nancy | Nancy Cárdenas | Director | 1981 | 1 | |
| Clark, John | John Clark | Director | 1983 | 1 | |
| Cochrane, Peter | Peter Cochrane | Director | 1984 | 1 | |
| Chourmouziadis, Nikos | Nikos Chourmouziadis | Director | 1988 - 2006 | 7 | |
| Cummings, Gordon | Gordon Cummings | Director | 2001 | 1 | |
| Calacione, Marisandra | Marisandra Calacione | Director | 2007 | 1 | |
| Chiorando, Maria | Maria Chiorando | Director | 2009 | 1 | |
| Carrion, Cristina | Cristina Carrion | Director | 2012 | 1 | |
| Castellano, Elizabeth | Elizabeth Castellano | Director | 2012 | 1 | |
| Cracknell, Carrie | Carrie Cracknell | Director | 2008 - 2016 | 6 | 1 |
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