| Cox, Beau | Beau Cox | Actor | 1976 | 1 | |
| Cox, Andrea, J | Andrea J Cox | Sound Designer | 1996 - 1997 | 6 | |
| Cox, Alan | Alan Cox | Actor | 1997 - 2011 | 5 | |
| Cox-O'Connell, Frank | Frank Cox-O'Connell | Actor | 2016 | 1 | |
| Cowperthwaite, Joseph | Joseph Cowperthwaite | Actor | 1965 | 1 | |
| Cowlishaw, J. Basil | J. Basil Cowlishaw | Translator | 2006 | 2 | 1 |
| Cowling, Brenda | Brenda Cowling | Actor | 1982 | 1 | |
| Cowley, John | John Cowley | Actor | 1959 | 1 | |
| Cowley, John | John Cowley | Actor | 1961 | 1 | |
| Cowles, Peggy | Peggy Cowles | Actor | 1972 | 1 | |
| Cowles, Denis | Denis Cowles | Actor | 1952 | 1 | |
| Cowing, Chas | Chas Cowing | Actor | 1990 | 1 | |
| Cowie, Laura | Laura Cowie | Actor | 1928 | 1 | 1 |
| Cowhey, Ryan | Ryan Cowhey (Ryan Cowhey) | Actor | 2005 | 1 | |
| Cowen, Henrietta | Henrietta Cowen (Henrietta Cowen) | Actor | 1891 - 1893 | 2 | |
| Cowen, Ben | Ben Cowen | Sound Designer | 2015 | 1 | |
| Cowell, Nigel | Nigel Cowell | Designer | 1982 | 1 | |
| Cowell, John | John Cowell | Actor | 1936 | 1 | |
| Cowell, Brendan | Brendan Cowell | Actor | 2013 | 2 | |
| Cowell Holmes, Sydney | Sydney Cowell Holmes (Sydney Cowell Holmes) | Actor | 1894 - 1907 | 5 | |
| Cowden, Lucinda | Lucinda Cowden | Actor | 2006 | 1 | |
| Cowdell, Cynthia | Cynthia Cowdell | Actor | 1963 | 1 | |
| Coward, Yvonne | Yvonne Coward | Actor | 1997 | 1 | |
| Cowan, Justin P | Justin P Cowan | Adaptation, Director | 2021 | 2 | |
| Cowan, Elliot | Elliot Cowan | Actor | 2019 - 2020 | 2 | |
| Cowan, Cora | Cora Cowan (Cora Cowan) | Actor | 1895 | 2 | |
| Covington, Sam | Sam Covington | Actor | 1956 | 1 | |
| Covington, III, W., P. | W. P. Covington, III | Actor | 1942 | 2 | |
| Covey, Elizabeth | Elizabeth Covey | Costume Designer | 1973 - 1990 | 3 | |
| Cover, Bradford | Bradford Cover | Actor | 2010 | 1 | 1 |
| Coveney, Howard | Howard Coveney | Actor | 1908 | 3 | |
| Covell, Paul | Paul Covell | Lighting Designer | 1975 | 1 | |
| Covell, Jeff | Jeff Covell | Actor | 1980 | 1 | |
| Covalescu, Anatol | Anatol Covalescu | Composer | 1963 | 1 | |
| Covalec, George | George Covalec | Dancer | 1994 | 1 | |
| Couzens, Kelly-Ann | Kelly-Ann Couzens | Actor | 2009 | 1 | |
| Couvelaire, Emile | Emile Couvelaire | Director | 1924 - 1933 | 2 | |
| Couturier, Luis | Luis Couturier | Actor | 1980 - 1994 | 2 | |
| Couturier, Bathilde | Bathilde Couturier | Lighting Designer | 2003 - 2004 | 4 | |
| Couture, William | William Couture | Actor | 2018 | 1 | |
| Coutts, Helen, F. | Helen F. Coutts | Actor | 1947 | 1 | |
| Coutts-Jordan, Allison | Allison Coutts-Jordan | Actor | 2004 | 1 | |
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