| Name | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Jeannie Carson | Actor | 1975 - 1992 | 3 | |||
| Matthias Caspari | Actor | 2003 - 2008 | 3 | |||
| Ray Chambers | Actor | 1997 - 2016 | 3 | |||
| Vera Chatziiakovou | Actor | 2006 | 3 | |||
| Ron Cherry | Actor | 1967 - 1976 | 3 | |||
| Richard Christensen | Actor | 1936 - 1939 | 3 | |||
| Jennifer Claire | Actor | 1970 | 3 | |||
| Andrea Clausen | Actor | 1989 - 1997 | 3 | |||
| Barbara Colby | Actor | 1973 - 1975 | 3 | |||
| Rufus Collins | Actor | 1998 - 1999 | 3 | |||
| Betty Comden | Adaptation, Translator | 1982 - 2012 | 3 | |||
| Laura Conejero | Actor | 2004 - 2020 | 3 | 4 | ||
| Volker Conradt | Actor | 1966 - 1992 | 3 | |||
| Ingrid Craigie | Actor | 1975 - 1991 | 3 | |||
| Ildikó Csikós | Dramaturg | 2003 - 2004 | 3 | |||
| Izabella Cywińska | Director | 1982 - 1994 | 3 | |||
| Niamh Cusack | Actor | 1993 - 2016 | 3 | |||
| Manuel José Castanheira | Designer | 1993 - 2002 | 3 | |||
| - Candé | Actor | 1891 - 1895 | 3 | |||
| Tracey-Anne Cutbush | Director | 2005 - 2006 | 3 | |||
| Andrew Cutbush | Lighting Designer | 2005 - 2006 | 3 | |||
| Klaus Georg Clausius | Actor | 2001 - 2003 | 3 | |||
| Cristiane Cortílio | Designer | 2005 - 2009 | 3 | |||
| Luis Crespo | Designer, Mask Maker | 2004 - 2018 | 3 | |||
| - Carlsen | Actor | 1868 - 1871 | 3 | |||
| Christian Christensen | Actor | 1877 - 1880 | 3 | |||
| Miloš Cvetić | Director, Translator | 1878 - 1889 | 3 | |||
| Carl Gustaf Callmén | Actor | 1878 - 1885 | 3 | |||
| Amalie Cramer | Actor | 1886 - 1896 | 3 | |||
| F. Norreys Connell | Actor | 1893 - 1907 | 3 | |||
| Itala Colonnello Oddi | Actor | 1894 - 1924 | 3 | |||
| J. Cookson | Actor | 1895 | 3 | |||
| Paulina Czechowska | Actor | 1899 - 1912 | 3 | |||
| Käthe Cardung | Actor | 1900 - 1906 | 3 | |||
| Gustav Conradi | Actor | 1902 - 1915 | 3 | |||
| Margarete Conrad | Actor | 1906 - 1915 | 3 | |||
| Friedrich Carlmayr | Actor | 1925 - 1954 | 3 | |||
| Richard Crodel | Actor | 1933 | 3 | |||
| Helga Czech-Rechtensee | Actor | 1935 | 3 | |||
| Maria Czerniak | Actor | 1901 - 1908 | 3 | |||
| - Conradi | Composer | 1903 - 1909 | 3 | |||
| I. Cristana | Actor | 1904 | 3 | |||