| Name | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Douglas J. Cuomo | Sound Designer | 1994 | 1 | |||
| Andrea J Cox | Sound Designer | 1996 - 1998 | 6 | |||
| Robert Crutchfield | Sound Designer | 1969 | 1 | |||
| Jared Coseglia | Sound Designer | 2002 | 2 | |||
| Andreas A. Carlsen | Sound Designer | 2004 | 1 | |||
| Alberto Chierotti | Sound Designer | 2004 | 1 | |||
| Kerry Callery | Sound Designer | 2004 | 1 | |||
| Ştefan Cudălbeanu | Sound Designer | 2010 | 2 | |||
| Liu Chang | Sound Designer | 2005 | 2 | |||
| Ian Cederholm | Sound Designer | 2001 - 2003 | 2 | |||
| Felipe Castro | Sound Designer | 2007 | 1 | |||
| Mark Cunningham | Sound Designer | 2007 - 2009 | 8 | |||
| Todd Charlton | Sound Designer | 2006 - 2012 | 2 | |||
| David Crandall | Sound Designer | 2008 | 1 | |||
| Peter Cornish | Sound Designer | 2008 | 1 | |||
| Katherine Chavez | Sound Designer | 2009 | 1 | |||
| Gaurav Chintamani | Sound Designer | 2009 | 1 | |||
| David Campbell | Sound Designer | 2011 | 1 | |||
| Melanie Chen | Sound Designer | 2016 | 1 | |||
| David Collison | Sound Designer | 1962 - 1963 | 2 | |||
| Jorge Corte-Real | Sound Designer | 1961 | 1 | |||
| Adrien Cordier | Sound Designer | 2013 | 6 | |||
| Julia Colpitts | Sound Designer | 2013 | 1 | |||
| Thomas Costerg | Sound Designer | 2000 | 1 | |||
| Ben Cowen | Sound Designer | 2015 | 1 | |||
| James Coomber | Sound Designer | 2015 | 1 | |||
| Sue Crowson | Sound Designer | 1975 | 1 | |||
| Richard Collins | Sound Designer | 1964 | 1 | |||
| Maurizio Capitini | Sound Designer | 2019 | 2 | |||
| Joe Court | Sound Designer | 2020 | 1 | |||
| Julian Cropp | Sound Designer | 2015 | 1 | |||
| Luigi Capuana | Translator | 1891 - 1894 | 23 | 1 | ||
| Ieva Celmiņa | Translator | 1950 - 1996 | 6 | |||
| Lucio Chiavarelli | Translator | 1991 - 2006 | 10 | |||
| Jessie Chung | Translator | 2001 | 1 | |||
| Dimitrie N. Ciotori | Translator | 1921 - 1929 | 5 | |||
| J. Clant van der Mijll-Piepers | Translator | 1910 - 2009 | 69 | |||
| P. Cajander | Translator | 1888 | 1 | |||
| C. Costa | Translator | 1893 | 1 | |||
| Adolphe Chennevière | Translator | 1892 - 1896 | 15 | |||
| - Colleville | Translator | 1897 | 1 | |||
| Aleksandra Callierowa | Translator | 1900 - 1904 | 4 | |||