| Klöpfer, Mr., | Mr. Klöpfer | Actor | 1889 | 1 | |
| Kierschner, Franz, | Franz Kierschner | Actor | 1889 - 1906 | 3 | |
| Kutschera, Viktor, | Viktor Kutschera | Actor | 1890 - 1928 | 7 | |
| Keller, Fr., | Fr. Keller | Actor | 1896 | 1 | |
| Keczeri, Irén Ó., | Irén Ó. Keczeri (Irén Ó. Keczeri) | Actor | 1890 - 1924 | 2 | |
| Klein, Adolf, | Adolf Klein | Actor | 1889 - 1900 | 5 | |
| Karlmüller, Mr., | Mr. Karlmüller | Actor | 1890 - 1900 | 3 | |
| Kracher, Ferdinand, | Ferdinand Kracher | Actor | 1890 - 1899 | 12 | |
| Kunnas, Hanna, | Hanna Kunnas | Actor | 1891 - 1894 | 2 | |
| Kenney, Stella, | Stella Kenney | Actor | 1891 | 1 | |
| Kiehl, Mathilde, | Mathilde Kiehl | Actor | 1891 | 1 | |
| Kenward, Edith, | Edith Kenward | Actor | 1891 - 1899 | 3 | |
| Kallina, Anna, | Anna Kallina | Actor | 1891 - 1923 | 11 | |
| Kubešová, Hana, | Hana Kubešová | Actor | 1891 | 1 | |
| Koubek, Ferdinand, | Ferdinand Koubek | Actor | 1891 | 1 | |
| Kachel-Bender, Luise, | Luise Kachel-Bender | Actor | 1891 - 1905 | 9 | |
| Kepler-Vanni, -, | - Kepler-Vanni | Actor | 1891 | 1 | |
| Komlósi, E., | E. Komlósi | Actor | 1891 | 1 | |
| Körösmezei, -, | - Körösmezei | Actor | 1891 | 1 | |
| Klenovics, -, | - Klenovics | Actor | 1891 | 1 | |
| Kałużyńska, Anna, | Anna Kałużyńska | Actor | 1891 | 1 | |
| Korecki, Kazimierz, | Kazimierz Korecki | Actor, Director | 1891 - 1928 | 5 | |
| Kosiński, Włodzimierz, | Włodzimierz Kosiński | Actor, Director | 1891 - 1922 | 12 | |
| Krajewska, Antonina, | Antonina Krajewska | Actor | 1891 | 1 | |
| Kraus, Emmy, | Emmy Kraus | Actor | 1891 | 1 | |
| Kornażyński, Józef, | Józef Kornażyński | Actor | 1891 | 1 | |
| Kratowski, -, | - Kratowski | Actor | 1891 | 1 | |
| Kihlberg, Axel, | Axel Kihlberg | Choreographer | 1892 | 1 | |
| Keyser, -, | - Keyser | Actor | 1892 | 1 | |
| Kellberg, Karl, | Karl Kellberg | Actor | 1892 - 1904 | 38 | |
| Krambs, Katharina, | Katharina Krambs | Actor | 1892 | 1 | |
| Kiselevskij, Ivan, | Ivan Kiselevskij | Actor | 1892 | 1 | |
| Krüger, Mr., | Mr. Krüger | Actor, Designer, Director | 1892 - 1908 | 7 | |
| Kunath, Mr., | Mr. Kunath | Actor | 1892 | 2 | |
| Keller-Frauenthal, Rosa, | Rosa Keller-Frauenthal | Actor | 1890 - 1892 | 3 | |
| Kaufmann, -, | - Kaufmann | Actor | 1892 | 2 | |
| Kirchheim, -, | - Kirchheim | Actor | 1892 | 2 | |
| Klopfer, Karol, | Karol Klopfer | Designer | 1892 - 1900 | 2 | |
| Křížova, Fr., | Fr. Křížova | Actor | 1892 | 1 | |
| Kášova, Fr., | Fr. Kášova | Actor | 1892 | 1 | |
| Kober, Gustav, | Gustav Kober | Actor | 1893 - 1913 | 4 | |
| Kemble, -, | - Kemble | Actor | 1893 | 1 | |
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