| Koldenius, Jan | Jan Koldenius | Actor | 1985 - 2004 | 3 | 1 |
| Kolliner, Bedřich | Bedřich Kolliner | Actor | 1955 - 1973 | 3 | 1 |
| Kollman, Isabella | Isabella Kollman | Actor | 1978 - 1980 | 3 | |
| Korhonen, Aku | Aku Korhonen | Actor | 1928 - 1955 | 3 | |
| Kormos, Lajos | Lajos Kormos | Actor | 1946 - 1961 | 3 | |
| Kornmüller, Jacqueline | Jacqueline Kornmüller | Director | 1999 - 2005 | 3 | 1 |
| Kratochwil, Jeanny | Jeanny Kratochwil | Designer | 2000 - 2003 | 3 | |
| Kremer, Ulli | Ulli Kremer | Costume Designer | 2000 - 2003 | 3 | |
| Krogh, Morten | Morten Krogh | Director | 2001 - 2006 | 3 | 1 |
| Królikowski, Kazimierz | Kazimierz Królikowski | Actor | 1882 - 1892 | 3 | |
| Krüger, Hannes | Hannes Krüger | Actor | 1964 - 1971 | 3 | |
| Kuhlmann, Ulrich | Ulrich Kuhlmann | Actor | 1991 - 2001 | 3 | |
| Kuschel, Babette | Babette Kuschel | Actor | 1995 - 2002 | 3 | 1 |
| Kittelsen, Agnes Hilden | Agnes Hilden Kittelsen | Actor | 2007 - 2015 | 3 | 1 |
| Kurmin, Dagmar | Dagmar von Kurmin | Actor | 1966 - 2003 | 3 | |
| Kühnreich, Christina A. | Christina A. Kühnreich | Actor | 2001 - 2013 | 3 | 1 |
| Kindelan, Nancy | Nancy Kindelan | Actor, Director | 1968 - 2001 | 3 | 1 |
| Köth-Schäfer, Mrs. | Mrs. Köth-Schäfer | Actor | 1896 - 1898 | 3 | |
| Kiefer, Laura | Laura Kiefer | Actor | 2008 | 3 | |
| Kamio, Kozo | Kozo Kamio | Lighting Designer | 1928 | 3 | |
| Kuckartz, Mathias | Mathias Kuckartz | Actor | 1905 - 1909 | 3 | |
| Kooshk Jalali, Alireza | Alireza Kooshk Jalali | Director, Dramaturg, Translator | 2010 | 3 | |
| Kowitz, Peter | Peter Kowitz | Actor | 1986 - 1999 | 3 | 1 |
| Krüger, Charlotte | Charlotte Krüger | Actor | 1919 - 1943 | 3 | |
| Krejcir, Elisabeth | Elisabeth Krejcir | Actor | 1971 - 1985 | 3 | |
| Kölbl, Inge | Inge Kölbl | Actor | 1943 | 3 | |
| Ksoll, Josef | Josef Ksoll | Costume Designer | 1943 | 3 | |
| Klein, Gisela | Gisela Klein | Actor | 1902 - 1908 | 3 | |
| Knobelauch, Ferdinand | Ferdinand Knobelauch | Actor | 1868 - 1871 | 3 | |
| Keller, - | - Keller | Actor | 1877 - 1878 | 3 | |
| Klingstedt, Hr. | Hr. Klingstedt | Actor | 1877 - 1886 | 3 | |
| Kolling, Waldemar | Waldemar Kolling | Actor | 1877 - 1880 | 3 | |
| Kühns, Volkmar | Volkmar Kühns | Actor | 1878 - 1890 | 3 | |
| Kjerulf, Halfdan | Halfdan Kjerulf | Composer | 1879 - 1925 | 3 | |
| Knapczyński, Czesław | Czesław Knapczyński | Actor | 1882 - 1898 | 3 | |
| Kücken, Friedrich Wilhelm | Friedrich Wilhelm Kücken | Composer | 1885 - 1888 | 3 | |
| Karásek, Josef | Josef Karásek | Actor | 1885 - 1920 | 3 | |
| Kirchheiner, Victor | Victor Kirchheiner | Actor | 1886 | 3 | |
| Kierschner, Franz | Franz Kierschner | Actor | 1889 - 1906 | 3 | 1 |
| Karlmüller, Mr. | Mr. Karlmüller | Actor | 1890 - 1900 | 3 | |
| Kenward, Edith | Edith Kenward | Actor | 1891 - 1899 | 3 | 1 |
| Keller-Frauenthal, Rosa | Rosa Keller-Frauenthal | Actor | 1890 - 1892 | 3 | |
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