| Korwinóvna, -, | - Korwinóvna | Actor | 1903 | 1 | |
| Kalitovič, I., | I. Kalitovič | Actor | 1903 | 1 | |
| Koumarioti, Eleni, | Eleni Koumarioti | Actor | 1903 | 2 | |
| Kinghorne, Mark, | Mark Kinghorne | Actor | 1903 | 1 | |
| Kassabov, Dotscho, | Dotscho Kassabov | Actor | 1903 | 2 | |
| Kosiński, Feliks, | Feliks Kosiński | Actor | 1903 - 1904 | 2 | |
| Kliszewski, Antoni, | Antoni Kliszewski | Actor | 1903 | 2 | |
| Kafka, Rudolf, | Rudolf Kafka | Actor | 1904 | 5 | |
| Kazimierz, Kamiński, | Kamiński Kazimierz | Actor | 1904 | 1 | |
| Kalff, Marie, | Marie Kalff | Actor | 1904 | 2 | |
| Kelbey, Gerald A., | Gerald A. Kelbey (Gerald A. Kelbey) | Actor | 1904 | 1 | |
| Kenman, Margaret, | Margaret Kenman | Actor | 1904 | 1 | |
| Korczak-Wesołowski, Zygmunt, | Zygmunt Korczak-Wesołowski | Actor | 1904 - 1905 | 2 | |
| Karasińska, Janina (?), | Janina (?) Karasińska | Actor | 1904 | 1 | |
| Kendall, Frk., | Frk. Kendall | Actor | 1904 | 1 | |
| Kilpi, Eero, | Eero Kilpi | Actor | 1904 | 8 | |
| Kirtschev, Atanas, | Atanas Kirtschev | Actor | 1904 | 8 | |
| Krajewska, Leonia, | Leonia Krajewska | Actor | 1904 | 1 | |
| Kirkov, Geno, | Geno Kirkov | Actor | 1905 | 1 | |
| Kolthoff, Signe, | Signe Kolthoff | Actor | 1905 | 2 | |
| Knox, R. F., | R. F. Knox (R. F. Knox) | Actor | 1905 | 1 | |
| Kliment, Václav, | Václav Kliment | Actor | 1905 | 1 | |
| Kubátová, Marie, | Marie Kubátová | Actor | 1905 | 1 | |
| Kindl, Karel, | Karel Kindl | Actor | 1905 | 1 | |
| Keith, Carrie, | Carrie Keith | Actor | 1905 | 1 | |
| Kettle, Jessie, | Jessie Kettle | Actor | 1905 | 1 | |
| Kettle, Hilda, | Hilda Kettle | Actor | 1905 | 1 | |
| Kriajeva, V., | V. Kriajeva | Actor | 1906 | 3 | |
| Karataeff, A., | A. Karataeff | Actor | 1906 | 3 | |
| Kotopoulis, Dimitrios, | Dimitrios Kotopoulis | Actor | 1906 | 1 | |
| Kotopouli, Marika, | Marika Kotopouli | Actor | 1906 - 1945 | 5 | |
| Kotopouli-Loui, Foteini, | Foteini Kotopouli-Loui | Actor | 1906 | 2 | |
| Kotopouli-Myrat, Chrysoula, | Chrysoula Kotopouli-Myrat | Actor | 1906 - 1921 | 3 | |
| Kouris, Nikolaos, | Nikolaos Kouris | Actor | 1906 | 2 | |
| Kirchner, Franz, | Franz Kirchner | Actor | 1906 | 5 | |
| Kingdon, Frank, | Frank Kingdon | Actor | 1906 | 9 | |
| Klaer, Adele, | Adele Klaer | Actor | 1906 | 3 | |
| Korčagina, E. P., | E. P. Korčagina (E. P. Korčagina) | Actor | 1903 | 2 | |
| Karpáti, Sándor, | Sándor Karpáti | Actor | 1906 - 1908 | 5 | |
| Kručiņins, -, | - Kručiņins | Actor | 1907 | 1 | |
| Köllner, Paul, | Paul Köllner | Actor | 1907 | 1 | |
| Kourtelis, (?), | (?) Kourtelis | Actor | 1907 | 3 | |
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