| Name | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Rolf Cofflet | Designer | 1996 | 1 | |||
| Lotte Collett | Designer | 1996 | 1 | |||
| Hedley Churchward | Designer | 1890 | 1 | |||
| Jeremy Crotts | Designer | 2014 | 1 | |||
| Giacomo Calò Carducci | Designer | 1969 | 2 | |||
| Alessandro Camera | Designer | 2013 - 2014 | 4 | |||
| Túlio Costa | Designer | 1965 - 1969 | 4 | |||
| Jean Chan | Designer | 2015 | 1 | |||
| József Cselényi | Designer | 1965 | 1 | |||
| Celso Cardoso | Designer | 1958 - 1966 | 2 | |||
| J. Manoel Cunha | Designer | 1966 | 1 | |||
| 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 | |||
| 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 | |||
| 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 | |||