| Kirchheim, -, | - Kirchheim | Actor | 1892 | 2 | |
| Klopfer, Karol, | Karol Klopfer | Designer | 1892 - 1900 | 2 | |
| Katzorke, Emil, | Emil Katzorke | Actor | 1893 | 2 | |
| Kapteyn, F., | F. Kapteyn | Translator | 1894 | 2 | |
| Kellermann, Grete, | Grete Kellermann | Actor | 1894 - 1898 | 2 | |
| Keller, Mr., | Mr. Keller | Actor | 1895 - 1896 | 2 | |
| Konkiel, Felix, | Felix Konkiel | Actor | 1895 | 2 | |
| Kaiser, Martin, | Martin Kaiser | Composer, Conductor | 1896 | 2 | |
| Kierulf, Thorvald, | Thorvald Kierulf | Actor | 1896 | 2 | |
| Klerwin, Gabriele, | Gabriele Klerwin | Actor | 1896 | 2 | |
| Klerwin I, Frl., | Frl. Klerwin I | Actor | 1897 | 2 | |
| Klerwin II, Frl., | Frl. Klerwin II | Actor | 1897 | 2 | |
| Krauß, Paula, | Paula Krauß | Actor | 1897 | 2 | |
| Krause, Moritz, | Moritz Krause | Actor | 1897 | 2 | |
| Kirschner, Cornelius, | Cornelius Kirschner | Actor | 1898 - 1905 | 2 | |
| Krüger, Frieda, | Frieda Krüger | Actor | 1898 | 2 | |
| Kühne, Albert, | Albert Kühne | Actor | 1898 | 2 | |
| Kiefer, Heinrich, | Heinrich Kiefer | Actor | 1900 | 2 | |
| Kiedaisch, Fritz, | Fritz Kiedaisch | Actor | 1903 | 2 | |
| Krachler, Rosa, | Rosa Krachler | Actor | 1903 | 2 | |
| Kaiser, Frk., | Frk. Kaiser | Actor | 1906 - 1908 | 2 | |
| Koch, Walter, | Walter Koch | Actor, Conductor | 1905 | 2 | |
| Kautsky, Ferdinand, | Ferdinand Kautsky | Actor | 1905 - 1913 | 2 | |
| Kempter, -, | - Kempter | Actor | 1905 | 2 | |
| Kolbe, -, | - Kolbe | Actor | 1906 | 2 | |
| Kwast, Marianne, | Marianne Kwast | Actor | 1907 | 2 | |
| Kurz, Emilie, | Emilie Kurz | Actor | 1907 | 2 | |
| Kroneck, Hans, | Hans Kroneck | Actor | 1906 - 1908 | 2 | |
| Kögel, Josef, | Josef Kögel | Actor | 1909 - 1910 | 2 | |
| Kny, Johanna, | Johanna Kny | Actor | 1909 - 1912 | 2 | |
| Kruse, Willy, | Willy Kruse | Actor | 1911 - 1926 | 2 | |
| Krampff, Ernst, | Ernst Krampff | Actor | 1905 | 2 | |
| Körner-Hofmann, Elisabeth, | Elisabeth Körner-Hofmann | Actor | 1911 - 1912 | 2 | |
| Kramer, Ernst, | Ernst Kramer | Actor | 1913 - 1914 | 2 | |
| Kiefer, Frieda, | Frieda Kiefer | Actor | 1913 - 1914 | 2 | |
| Kalbeck, Paul, | Paul Kalbeck | Actor, Director | 1913 | 2 | |
| Köllner, Herbert, | Herbert Köllner | Actor | 1914 | 2 | |
| Koßwig, Curt, | Curt Koßwig | Actor | 1914 | 2 | |
| Koch, Maria, | Maria Koch | Actor | 1913 - 1916 | 2 | |
| Kahle, Elisabeth, | Elisabeth Kahle | Actor | 1915 | 2 | |
| Kirchberger, Leo, | Leo Kirchberger | Actor | 1915 | 2 | |
| Korb, Ludwig, | Ludwig Korb | Actor | 1915 | 2 | |
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Contributors
