| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Adam Jasiński | Actor | 1903 - 1907 | 3 | |||
| Franciszek Jurkiewicz | Actor | 1904 | 1 | |||
| Atanas Jaranov | Translator | 1904 - 1905 | 2 | |||
| Mathea Jacobsen | Actor | 1904 - 1905 | 6 | |||
| Charles James | Actor | 1905 | 1 | |||
| Josef Javorčák | Director | 1905 | 1 | |||
| - Jones | Actor | 1905 | 1 | |||
| Herbert Jarman | Producer | 1906 | 1 | |||
| A. Jabločkina | Actor | 1906 | 1 | |||
| Mr. Johnson | Actor | 1906 | 1 | |||
| Anna Johansson | Actor | 1906 | 1 | |||
| Jarvis Jocelyn | Actor | 1907 | 1 | |||
| Henryk Jabłoński | Actor | 1907 | 1 | |||
| Stanisław Jasieński | Designer | 1907 - 1911 | 3 | |||
| Karel Jičinský | Actor, Director | 1908 - 1922 | 7 | |||
| Václav Javárek | Actor | 1908 | 1 | |||
| Terezie Javárková | Actor | 1908 | 1 | |||
| Þórarinn Jónsson | Actor | 1908 | 1 | |||
| Jónas H. Jónsson | Actor | 1908 | 1 | |||
| Līgotņu Jēkabs | Translator | 1908 - 1909 | 2 | |||
| Sigfrid Johnsson | Translator | 1908 | 1 | |||
| Louis James | Actor, Director | 1908 - 1909 | 28 | |||
| Aphie James | Actor | 1908 | 1 | |||
| Alden Jewel | Actor | 1908 | 1 | |||
| Etel B. Judik | Actor | 1908 | 1 | |||
| Hristo Janev | Actor | 1908 - 1909 | 2 | |||
| Alice John | Actor | 1908 - 1940 | 5 | |||
| Janina Janecka | Actor | 1908 - 1909 | 2 | |||
| Gerhard Jessen | Actor | 1909 - 1926 | 3 | |||
| Jakoba Jessen | Actor | 1909 | 1 | |||
| W. B. Joachim (W.B. Joachim) | Actor | 1909 | 2 | |||
| Janina Janiczówna | Actor | 1909 - 1910 | 2 | |||
| Sigvald Johannesen | Actor | 1909 | 49 | |||
| Nedelju Jankov | Actor | 1909 | 1 | |||
| Kārlis Jēkabsons | Translator | 1910 | 1 | |||
| Nils Johannisson | Actor | 1910 - 1940 | 4 | |||
| Jadwiga (?) Jarocka | Actor | 1910 | 1 | |||
| Wanda Jarszewska | Actor | 1910 - 1919 | 5 | |||
| Carina M. Johansson | Actor | 1990 | 1 | |||
| Tore Johansen | Actor | 1990 - 1992 | 2 | |||
| Pia Jacobsen | Actor | 1990 | 1 | |||
| Kai Johnsen | Adaptation, Director, Dramaturg, Lighting Designer | 1990 - 2016 | 16 | |||