| Cavaille-Coll, J-L, | J-L Cavaille-Coll | Designer, Sound Designer | 2002 | 2 | |
| Cousineau, Jorge | Jorge Cousineau | Designer, Sound Designer | 2018 | 2 | |
| Caille-Perret, Damien | Damien Caille-Perret | Designer, Puppet Designer | 2003 - 2009 | 23 | |
| Cozlac, Andrei | Andrei Cozlac | Designer, Producer | 2014 - 2015 | 2 | |
| Crespo, Luis | Luis Crespo | Designer, Mask Maker | 2004 - 2018 | 3 | |
| Choma, Craig, | Craig Choma | Designer, Lighting Designer | 2006 | 2 | |
| Currah, Brian, | Brian Currah | Designer, Lighting Designer | 1985 | 2 | |
| Chang, Jiyoun | Jiyoun Chang | Designer, Lighting Designer | 2011 - 2012 | 2 | |
| Cosgrove, Aedín | Aedín Cosgrove | Designer, Lighting Designer | 2012 - 2013 | 4 | |
| Curley, William | William Curley | Designer, Lighting Designer | 1984 | 2 | |
| Cobham, Geoff | Geoff Cobham | Designer, Lighting Designer | 2013 - 2017 | 4 | |
| Chadwick, Ben | Ben Chadwick | Designer, Lighting Designer | 1993 | 2 | |
| Cree, Rick | Rick Cree | Designer, Lighting Designer | 2008 | 2 | |
| Cannon, Rick | Rick Cannon | Designer, Lighting Designer | 2011 | 2 | |
| Coleman, Simon | Simon Coleman | Designer, Lighting Designer | 2011 | 2 | |
| Comiskey, John | John Comiskey | Designer, Lighting Designer | 2011 | 2 | |
| Carrió , Pau | Pau Carrió | Designer, Director, Sound Designer | 2008 | 3 | |
| Creter, Mark Harry | Mark Harry Creter | Designer, Director, Lighting Designer, Sound Designer | 2006 | 4 | |
| Chouvardas, Giannis | Giannis Chouvardas | Designer, Director, Lighting Designer | 1994 - 2020 | 5 | |
| Caldwell, George | George Caldwell | Designer, Director | 2005 | 2 | |
| Csiszár , Imre | Imre Csiszár | Designer, Director | 1983 | 4 | |
| Casaje, Lito | Lito Casaje | Designer, Director | 1993 - 1997 | 5 | |
| Cairns, Tom | Tom Cairns | Designer, Director | 1984 | 3 | |
| Clark, Peter | Peter Clark | Designer, Director | 2008 | 2 | |
| Campeau, Louise | Louise Campeau | Designer | 1995 | 1 | |
| Casimiro, António, | António Casimiro | Designer | 1972 - 2007 | 4 | |
| Chambers, Richard, | Richard Chambers | Designer | 1996 - 2001 | 2 | |
| Chowdhury, Khaled, | Khaled Chowdhury | Designer | 1958 | 1 | |
| Churchill, Joan | Joan Churchill | Designer | 1971 | 2 | |
| Cios, Henryk | Henryk Cios | Designer | 1978 | 1 | |
| Clement, Bart | Bart Clement | Designer | 1994 | 12 | |
| Collin, André, | André Collin | Designer | 1987 | 1 | |
| Copenhaver, Charles | Charles Copenhaver | Designer | 1992 - 2007 | 19 | |
| Csinády, István | István Csinády | Designer | 1971 | 1 | |
| Cygan, Miroslav | Miroslav Cygan | Designer | 1961 | 2 | |
| Clayden, Tony | Tony Clayden | Designer | 1984 | 1 | |
| Castanheira, Manuel José | Manuel José Castanheira | Designer | 1993 - 1994 | 3 | |
| Cooke, Peter | Peter Cooke | Designer | 1979 - 1980 | 2 | |
| Clark, Patrick | Patrick Clark | Designer | 2011 | 2 | |
| Cortílio, Cristiane | Cristiane Cortílio | Designer | 2005 - 2006 | 3 | |
| Cuerda, Ricardo Sánchez | Ricardo Sánchez Cuerda | Designer | 2010 - 2011 | 40 | |
| Cohen, Nadya | Nadya Cohen | Designer | 1990 | 1 | |
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