| Name | Functions | Event Dates  | Events | Resources | ||
|---|---|---|---|---|---|---|
| Sabina Ceremużyńska | Actor | 1903 - 1908 | 2 | |||
| Hubert Carter | Actor, Producer | 1903 - 1908 | 2 | 1 | ||
| Käthe Creuzburg | Actor | 1903 - 1909 | 4 | |||
| - Conradi | Composer | 1903 - 1909 | 3 | |||
| Henry J. Carvill | Actor | 1903 - 1925 | 5 | 1 | ||
| Edward Gordon Craig | Costume Designer, Designer, Director, Lighting Designer | 1903 - 1926 | 21 | 1 | ||
| Henryk Czaki | Actor | 1903 - 1928 | 11 | |||
| Helene Christiansen | Actor | 1904 | 1 | |||
| Grace Gayler Clark | Actor | 1904 | 1 | |||
| Alice Chandler | Actor | 1904 | 1 | |||
| I. Cristana | Actor | 1904 | 3 | |||
| Erland Colliander | Actor | 1904 | 1 | |||
| Georgios Chrysafis | Actor | 1904 | 1 | |||
| Janina (?) Czaplińska | Actor | 1904 | 1 | |||
| Walter Cluxton | Actor | 1904 | 1 | |||
| Louis Chéron | Actor | 1904 - 1907 | 5 | |||
| Willy Clodius | Actor | 1905 | 2 | |||
| Marie Caßmann | Actor | 1905 | 2 | |||
| Elvira Clemens | Actor | 1905 | 1 | |||
| Matthias Claudius | Actor | 1905 | 1 | |||
| Owen Craig | Actor | 1905 | 1 | |||
| Ada Curry | Actor | 1905 | 1 | |||
| Maurice Campbell | Director | 1905 | 3 | 1 | ||
| Emerin Campbell | Actor | 1905 | 1 | |||
| Francis Chamier | Actor | 1905 | 1 | |||
| Mr. Christie | Actor | 1905 | 1 | |||
| - Collot | Actor | 1905 - 1906 | 2 | |||
| M. Rust Carlsen | Actor | 1905 - 1906 | 2 | |||
| Lewis Casson | Actor, Producer | 1905 - 1952 | 3 | |||
| - Claudia | Actor | 1906 | 1 | |||
| - Celiat | Actor | 1906 | 1 | |||
| Ewijk Coerdes | Actor | 1906 | 1 | |||
| Carl Carstens | Actor | 1906 | 2 | |||
| Mizi Charles | Actor | 1906 | 1 | |||
| Adolf Callenbach | Actor | 1906 | 1 | |||
| Alice Crawford | Actor | 1906 | 1 | 1 | ||
| A. C. Carlton | Actor | 1906 | 1 | |||
| Frk. Claesson | Actor | 1906 | 1 | |||
| - Coelingh-Vorderman | Actor | 1906 | 1 | |||
| Laura Hope Crews | Actor | 1906 | 1 | 1 | ||
| - Capellani | Actor | 1906 - 1907 | 2 | |||
| Molly Carenius | Actor | 1906 - 1907 | 23 | |||