| Corbett, HIlary | Hilary Corbett | Costume Designer | 1978 | 1 | |
| Crowley, Katie | Katie Crowley | Costume Designer | 2017 | 1 | |
| Chief, Jeff | Jeff Chief | Costume Designer | 2018 | 1 | |
| Culhane, Maude | Maude Culhane | Costume Designer | 1975 | 1 | |
| Cluggish, Stephanie | Stephanie Cluggish | Costume Designer | 2018 | 1 | |
| Capshaw, Amanda | Amanda Capshaw | Costume Designer | 2018 - 2021 | 2 | |
| Couceiro, Bibi | Bibi Couceiro | Costume Designer | 2019 | 1 | |
| Ceraj-Cerić, Stanislava-Stana | Stanislava-Stana Ceraj-Cerić | Costume Designer | 1955 - 1978 | 2 | |
| Caprile, Lorenzo | Lorenzo Caprile | Costume Designer | 2015 | 1 | |
| Coronel, Martín | Martín Coronel | Costume Designer | 2015 | 1 | |
| Croteau, Doreen | Doreen Croteau | Costume Designer | 2014 | 1 | |
| Clayton, Joan | Joan Clayton | Costume Designer | 2006 | 1 | |
| Choine, Kaya | Kaya Choine | Costume Designer | 2006 | 1 | |
| Chauvet, Charles | Charles Chauvet | Costume Designer | 2016 - 2020 | 20 | |
| Cawthorne, Charles | Charles Cawthorne | Conductor | 1891 | 2 | |
| Chromcák, Petr | Petr Chromcák | Conductor | 1986 | 1 | |
| Creutzburg, Werner | Werner Creutzburg | Conductor | 1925 | 1 | |
| Caelius, Carl | Carl Caelius | Conductor | 1947 | 1 | |
| Clark, Derek | Derek Clark | Conductor | 2012 | 2 | |
| Cadou, André | André Cadou | Conductor | 1937 | 1 | |
| Costin, Gheorghe | Gheorghe Costin | Conductor | 2010 | 1 | |
| Cassirer, Fritz | Fritz Cassirer | Conductor | 1917 | 1 | |
| Corri, Charles | Charles Corri | Conductor | 1922 - 1928 | 2 | |
| Chalabala, Zdeněk | Zdeněk Chalabala | Conductor | 1928 | 1 | |
| Chabloz, Olivier | Olivier Chabloz | Conductor | 2018 | 1 | |
| Christiansen, Trygve | Trygve Christiansen | Conductor | 1926 | 1 | |
| Campanella, Philip | Philip Campanella | Composer, Sound Designer | 1971 - 1988 | 6 | |
| Cork, Adam | Adam Cork | Composer, Sound Designer | 2005 - 2007 | 4 | |
| Caruthers, Cliff | Cliff Caruthers | Composer, Sound Designer | 2002 - 2017 | 3 | |
| Coffin, Gregg | Gregg Coffin | Composer, Sound Designer | 2002 | 2 | |
| Carpenter, Nick | Nick Carpenter | Composer, Sound Designer | 2009 | 2 | |
| Chandavarkar, Naren | Naren Chandavarkar | Composer, Sound Designer | 2010 | 2 | |
| Commijs, Bam | Bam Commijs | Composer, Musician | 1985 | 2 | |
| Canniere, Monique | Monique Canniere | Composer, Musician | 2015 | 2 | |
| Cranner, Morten, | Morten Cranner | Composer, Director, Dramaturg, Sound Designer | 2000 - 2013 | 7 | 2 |
| Chołodziński, Piotr | Piotr Chołodziński | Composer, Director | 2007 - 2010 | 3 | 1 |
| Chowdhury, Neelam, Mansingh | Neelam Mansingh Chowdhury | Composer, Designer, Director | 2008 | 3 | |
| Cortés, Ricardo | Ricardo Cortés | Composer | 2006 | 1 | |
| Carr, Jason | Jason Carr | Composer | 1996 - 1997 | 3 | |
| Carroll, Baikida | Baikida Carroll | Composer | 1996 | 1 | |
| Charitatos, Kostas | Kostas Charitatos | Composer | 2006 | 1 | |
| Cunneen, Paddy | Paddy Cunneen | Composer | 1990 - 2009 | 10 | 1 |
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