| Krimolowski, Shachar | Shachar Krimolowski | Actor | 2000 | 1 | |
| Kristensen, Bente | Bente Kristensen | Costume Designer | 1990 | 1 | |
| Kristensen, Irene | Irene Kristensen | Actor | 2002 | 1 | |
| Krogh, Morten | Morten Krogh | Director | 2001 - 2006 | 3 | |
| Krogstad, Lars | Lars Krogstad | | | | |
| Krohg, Guy | Guy Krohg | Costume Designer, Designer, Director | 1963 - 1984 | 78 | |
| Królikowski, Kazimierz | Kazimierz Królikowski | Actor | 1882 - 1892 | 3 | |
| Krön, Elisabeth | Elisabeth Krön | Actor | 2002 | 1 | |
| Kronenberg, Laura | Laura Kronenberg | Actor | 2007 | 1 | |
| Krönke, Jan | Jan Krönke | Actor | 1989 | 1 | |
| Krönke, Anna | Anna Krönke | Actor | 1989 | 1 | |
| Krontāls, Jānis | Jānis Krontāls | Designer | 1950 | 1 | |
| Kroon, Barbara | Barbara Kroon | Designer | 1986 | 1 | |
| Kropp, Kristopher | Kristopher Kropp | Actor | 1994 | 1 | |
| Kross, Christa-Maria | Christa-Maria Kross | Dramaturg | 1986 | 1 | |
| Krüger, Gert | Gert Krüger | Director | 2008 | 1 | |
| Krüger, Hannes | Hannes Krüger | Actor | 1964 - 1971 | 3 | |
| Krüger, Katharina | Katharina Krüger | Actor | 1974 | 1 | |
| Krüger-Halden, Walpurgis | Walpurgis Krüger-Halden | Actor | 1957 | 1 | |
| Krügler, Ingo | Ingo Krügler | Costume Designer | 2002 - 2008 | 4 | |
| Kruppa, Hannes | Hannes Kruppa | Actor | 1975 - 1996 | 10 | |
| Kruse, Jürgen | Jürgen Kruse | Director | 1986 - 1993 | 2 | |
| Kruszewska, Kleczynska | Kleczynska Kruszewska | | | | |
| Ku, Raymond | Raymond Ku | Designer | 2006 | 2 | |
| Kubenka, Kim | Kim Kubenka | Actor | 1993 | 2 | |
| Kubik, Boris | Boris Kubik | Designer | 1969 | 1 | |
| Kubitz, Gabriele | Gabriele Kubitz | Actor | 1986 | 1 | |
| Kuckelmann, Gertrude | Gertrude Kuckelmann | Actor | 1971 - 1976 | 2 | |
| Kucówna, Zofia | Zofia Kucówna | Actor | 1958 | 1 | |
| Kudas, Lisa | Lisa Kudas | Designer, Lighting Designer | 2006 - 2009 | 12 | |
| Kudelka, James | James Kudelka | Choreographer | 2000 | 1 | |
| Kuhl, Katja | Katja Kuhl | Actor | 1966 - 1995 | 8 | |
| Kühl, Willi | Willi Kühl | Actor | 2008 | 1 | |
| Kuhlmann, Elisabeth | Elisabeth Kuhlmann | Actor | 1909 - 1960 | 5 | |
| Kuhlmann, Harald | Harald Kuhlmann | Actor | 1991 | 1 | |
| Kuhlmann, Ulrich | Ulrich Kuhlmann | Actor | 1991 - 2001 | 3 | |
| Kuhmichel, Melanie | Melanie Kuhmichel | Actor | 2001 | 1 | |
| Kühn, Bertha | Bertha Kühn | Actor | 1889 | 2 | |
| Kühnert, Steffi | Steffi Kühnert | Actor | 1990 - 1992 | 2 | |
| Kulas, Leo | Leo Kulas | Costume Designer | 1991 - 2007 | 4 | |
| Kulke, Konrad | Konrad Kulke | Costume Designer, Designer | 1964 - 2005 | 6 | |
| Kullmann, Martina | Martina Kullmann | Dramaturg | 2002 - 2012 | 19 | |
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