| Costa, Kevin | Kevin Costa | Director | 2008 | 1 | |
| Costa, Marcelo Farias | Marcelo Farias Costa | Actor, Director | 1994 | 2 | |
| Costa, Maria | Maria Costa | Actor | 1896 | 1 | |
| Costa, Martin | Martin Costa | Actor | 1933 - 1972 | 4 | |
| Costa, Nathaniel | Nathaniel Costa | Actor | 2010 | 1 | |
| Costa, Oderson, Brasil | Oderson Brasil Costa | Lighting Designer | 1966 | 1 | |
| Costa, Perla | Perla Costa | Actor | 1979 | 1 | |
| Costa, Raquel | Raquel Costa | Actor | 1985 | 1 | |
| Costa, Tony | Tony Costa | Actor | 1973 | 1 | |
| Costa, Túlio | Túlio Costa | Designer | 1965 - 1969 | 4 | |
| Costa, Tullio | Tullio Costa | Costume Designer, Designer | 1943 - 1951 | 6 | |
| Costa, Valeria | Valeria Costa | Costume Designer, Designer | 1943 - 1963 | 10 | |
| Costagliola, Michael | Michael Costagliola | Composer | 2019 | 1 | |
| Costas, Anna | Anna Costas | Actor | 1970 | 1 | |
| Coste, Hilde | Hilde Coste | Actor | 1919 | 2 | |
| Costea, Bogdan | Bogdan Costea | Designer | 2015 - 2016 | 6 | |
| Costello, Brian, A. | Brian A. Costello | Actor | 2008 | 1 | |
| Costello, Bridget | Bridget Costello | Actor | 1992 | 1 | |
| Costello, Jeryl Ann | Jeryl Ann Costello | Actor | 1997 | 1 | |
| Costello, Kate | Kate Costello | Actor | 2002 | 1 | |
| Costello, Leah | Leah Costello | Actor | 2010 | 1 | |
| Costello, Ward | Ward Costello | Actor | 1959 | 1 | 1 |
| Costerg, Thomas | Thomas Costerg | Sound Designer | 2000 | 1 | |
| Costigan, James | James Costigan | Actor, Adaptation | 1959 - 1982 | 2 | |
| Costigan, Ken | Ken Costigan | | | | 1 |
| Costin, Gheorghe | Gheorghe Costin | Conductor | 2010 | 1 | |
| Costin, Tavi | Tavi Costin | Actor | 2018 | 2 | |
| Costley, Marie-Claire | Marie-Claire Costley | Actor | 2009 | 4 | |
| Costner, Jerry | Jerry Costner | Actor | 2017 | 1 | |
| Cote, Greg | Greg Cote | Actor | 2018 | 1 | |
| Côte, Laurence | Laurence Côte | Actor | 2023 | 1 | |
| Côté, Lorraine | Lorraine Côté | Director | 2009 | 1 | 1 |
| Côté, Véronique | Véronique Côté | Actor | 2009 | 1 | 1 |
| Cote, W. Joseph | W. Joseph Cote | Actor | 2021 | 1 | |
| Cotescu, Octavian | Octavian Cotescu | Actor | 1965 - 1975 | 2 | 1 |
| Cotescu, Petre | Petre Cotescu | Actor | 1926 | 1 | |
| Cothren, Clifford | Clifford Cothren | Actor | 1948 | 1 | |
| Cotimanis, Constantin | Constantin Cotimanis | Actor | 1985 | 8 | |
| Coțofană, Carmen | Carmen Coțofană | Choreographer | 2015 - 2016 | 4 | |
| Cotsilinis, Elspeth | Elspeth Cotsilinis | Actor | 2012 | 1 | |
| Cotsworth, Staats | Staats Cotsworth | Actor | 1940 - 1961 | 2 | 1 |
| Cotta, Fanny | Fanny Cotta | Actor | 1944 | 1 | |
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