| Kment, Claudia | Claudia Kment (Claudia Kment) | Actor | 2002 - 2004 | 12 | |
| Kopczewski, Karol | Karol Kopczewski (Karol Kopczewski) | Actor | 1894 - 1906 | 12 | |
| Kovacs, Mijou | Mijou Kovacs (Mijou Kovacs) | Actor | 2002 - 2004 | 12 | |
| Kudas, Lisa | Lisa Kudas (Lisa Kudas) | Designer, Lighting Designer | 2006 - 2009 | 12 | |
| Kracher, Ferdinand | Ferdinand Kracher (Ferdinand Kracher) | Actor | 1890 - 1899 | 12 | |
| Kosiński, Włodzimierz | Włodzimierz Kosiński (Włodzimierz Kosiński) | Actor, Director | 1891 - 1922 | 12 | |
| Kökert, Alexander | Alexander Kökert (Alexander Kökert) | Actor | 1902 - 1938 | 12 | |
| Kriete, Luise | Luise Kriete (Luise Kriete) | Actor | 1905 - 1911 | 12 | |
| Klinder, Betty | Betty Klinder (Betty Klinder) | Actor | 1906 - 1918 | 12 | |
| Keune, Gustav | Gustav Keune (Gustav Keune) | Actor | 1908 - 1925 | 12 | 1 |
| Karsten, Julius | Julius Karsten (Julius Karsten) | Actor | 1912 - 1952 | 12 | |
| Kempin, Kurt | Kurt Kempin (Kurt Kempin) | Designer | 1913 - 1917 | 12 | |
| Kalogerikos, Panos | Panos Kalogerikos (Panos Kalogerikos) | Actor | 1902 - 1916 | 12 | |
| Kline, Virginia | Virginia Kline (Virginia Kline) | Actor | 1902 - 1910 | 12 | |
| Kiønig, Carl Jørgen | Carl Jørgen Kiønig (Carl Jørgen Kiønig) | Adaptation, Composer, Director, Musician | 1976 - 2010 | 12 | |
| Kwetzinsky, Joachim Kjelsaas | Joachim Kjelsaas Kwetzinsky (Joachim Kjelsaas Kwetzinsky) | Actor | 1991 | 12 | |
| Kopperud, Trond | Trond Kopperud (Trond Kopperud) | Composer | 1993 | 12 | |
| Knutsen, Hanna | Hanna Knutsen (Hanna Knutsen) | Actor | 1995 - 2001 | 12 | |
| Kongshaug, Jesper | Jesper Kongshaug (Jesper Kongshaug) | Lighting Designer | 1981 - 2006 | 12 | |
| Kimmestad, Elna | Elna Kimmestad | Actor | 1947 - 1980 | 12 | |
| Kamer, Martin | Martin Kamer | Costume Designer, Designer | 1974 - 1975 | 12 | |
| Kamper, Thomas | Thomas Kamper | Actor | 1981 - 2008 | 12 | 1 |
| Kahn, Micheline | Micheline Kahn | Actor | 1981 - 2005 | 12 | 1 |
| Konarek, Ernst | Ernst Konarek | Actor | 1985 - 2005 | 12 | |
| Kawabuchi, Yuko | Yuko Kawabuchi | Actor | 2006 - 2018 | 12 | |
| Koschwitz, Andrea | Andrea Koschwitz | Adaptation, Dramaturg | 1994 - 2010 | 12 | |
| Keresztes, Attila | Attila Keresztes | Director | 2004 - 2019 | 12 | 1 |
| Kanka, Rafal | Rafal Kanka | Actor | 2002 | 12 | 1 |
| Kim, Ji-Young | Ji-Young Kim | Actor | 2002 | 12 | |
| Koch, Jens | Jens Koch | Actor | 2010 - 2011 | 12 | 1 |
| Koch, Moritz Nikolaus | Moritz Nikolaus Koch | Actor | 2010 - 2011 | 12 | 1 |
| Kittmann, Jan | Jan Kittmann | Actor | 2010 - 2011 | 12 | 2 |
| Kouwenhoven, Annette | Annette Kouwenhoven | Actor | 2014 | 12 | |
| Kempson, Rachel | Rachel Kempson | Actor | 1954 - 1955 | 12 | 1 |
| Klöpfer, Eugen | Eugen Klöpfer (Eugen Klöpfer) | Actor | 1914 - 1937 | 11 | |
| Kausch, Michael | Michael Kausch (Michael Kausch) | Actor | 1979 - 2003 | 11 | |
| Karki, Aruna | Aruna Karki (Aruna Karki) | Actor | 2003 - 2010 | 11 | |
| Kobler, Julius | Julius Kobler (Julius Kobler) | Actor | 1908 - 1929 | 11 | |
| Kronau, Marie | Marie Kronau (Marie Kronau) | Actor | 1888 - 1906 | 11 | |
| Kallina, Anna | Anna Kallina (Anna Kallina) | Actor | 1891 - 1923 | 11 | |
| Klein, Albert | Albert Klein (Albert Klein) | Actor | 1896 - 1913 | 11 | |
| Körner, Johannes | Johannes Körner (Johannes Körner) | Actor | 1893 - 1905 | 11 | |
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