| Name | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Todd Canedy | Designer | 1997 | 1 | |||
| Tim Case | Designer | 2003 | 1 | |||
| Judit Csanádi | Designer | 2007 | 1 | |||
| Dan Conway | Designer | 2003 | 1 | |||
| Charles Cusick Smith | Designer | 2003 | 1 | |||
| Jean Castellat | Designer | 2003 - 2005 | 5 | |||
| Leonard Curtis | Designer | 2004 | 1 | |||
| Diego Costa | Designer | 2004 | 2 | |||
| Fiona Crombie | Designer | 2004 - 2006 | 2 | 1 | ||
| Assumpta Capellà | Designer | 2004 - 2006 | 6 | |||
| Doan Chau | Designer | 2004 - 2006 | 2 | |||
| Pradeep Chandrasiri | Designer | 2005 - 2006 | 2 | |||
| Elżbieta Chojak-MyŁko | Designer | 1970 | 1 | |||
| Traian Cornescu | Designer | 1923 - 1944 | 5 | |||
| Chantelle Cairns | Designer | 2006 | 2 | |||
| Auda Caraza | Designer | 2006 | 3 | |||
| Atenea Chávez | Designer | 2006 | 3 | |||
| Sally Crabb | Designer | 1989 | 1 | |||
| Jude Chalk | Designer | 2007 | 1 | |||
| Bogdan Costea | Designer | 2015 - 2016 | 6 | |||
| Donnacha Cahill | Designer | 2009 | 1 | |||
| Guilherme Cavalcanti | Designer | 2010 | 1 | |||
| Ella Conovici | Designer | 1978 | 38 | 1 | ||
| Patrick Connellan | Designer | 2009 | 1 | |||
| Yamil Hasbun Chavarría | Designer | 2010 | 1 | |||
| Gunnar Clément | Designer | 1964 | 1 | |||
| Bob Cousins | Designer | 2016 | 2 | |||
| - Cukrowicz | Designer | 2011 | 1 | |||
| Lilith-Marie Cremer | Designer | 2016 | 1 | |||
| Frank Corkery | Designer | 1964 | 1 | |||
| Andrew Cummings | Designer | 2016 | 1 | |||
| Angela M. Campos | Designer | 2011 | 1 | |||
| Serena Clementini | Designer | 2011 | 1 | |||
| Kay Casson | Designer | 1945 - 1959 | 5 | |||
| Jens Demant Cole | Designer | 2013 | 7 | |||
| Edward Cumming | Designer | 1958 | 1 | |||
| Joan Chambliss | Designer | 1958 | 1 | |||
| Bren Coombs | Designer | 2016 | 1 | |||
| Joseph Carl | Designer | 1943 - 1951 | 2 | |||
| May Callas | Designer | 1950 | 1 | |||
| Peggy Caird | Designer | 1930 | 1 | |||
| Fred Coates | Designer | 1930 | 1 | |||