| Kreißel, Richard | Richard Kreißel | Actor, Director | 1895 | 2 | |
| Kniel, Ernst | Ernst Kniel | Actor | 1895 - 1905 | 2 | |
| Kröger, Dora | Dora Kröger | Actor | 1893 - 1907 | 2 | |
| Klapper, Jürgen | Jürgen Klapper | Costume Designer, Designer | 1975 | 2 | |
| Kappner, Hr. | Hr. Kappner | Actor | 1878 - 1880 | 2 | |
| Kvaša, Igor | Igor Kvaša | Actor | 1979 - 1981 | 2 | |
| Kirkman, Penny | Penny Kirkman | Actor | 1973 - 1977 | 2 | |
| Kinding, Thomas | Thomas Kinding | Designer, Translator | 1961 - 1979 | 2 | |
| Kołodziej, Marian | Marian Kołodziej | Designer | 1975 - 1979 | 2 | |
| Köhler, Heinz-Dieter | Heinz-Dieter Köhler | Adaptation, Director | 1972 | 2 | 1 |
| Kryszak, Jerzy | Jerzy Kryszak | Actor | 1975 | 2 | |
| Kolodziej, Barbara | Barbara Kolodziej | Costume Designer | 1973 - 1994 | 2 | |
| Konstantopoulos, Spyros | Spyros Konstantopoulos | Actor | 1956 - 1979 | 2 | |
| Kalman, Bergur | Bergur Kalman | Dancer | 1979 | 2 | |
| Karas, Andrzej | Andrzej Karas | Dancer | 1979 | 2 | |
| Krupinski, Wojciech | Wojciech Krupinski | Actor | 1975 | 2 | |
| Kelly, Charlotte | Charlotte Kelly | Actor | 1891 - 1906 | 2 | |
| Kis, Branko | Branko Kis | Actor | 1972 | 2 | |
| Krūze, Velta | Velta Krūze | Actor | 1964 - 1975 | 2 | |
| Kantane, Ausma | Ausma Kantane | Actor | 1964 - 1975 | 2 | |
| Kalpaks, Alfons | Alfons Kalpaks | Actor | 1964 - 1975 | 2 | |
| Kaplan, Lisa | Lisa Kaplan | Actor | 1976 - 1977 | 2 | |
| Keys-Hall, Michael | Michael Keys-Hall | Actor | 1976 - 1977 | 2 | |
| Karlsson, Sigurður | Sigurður Karlsson | Actor | 1976 - 1993 | 2 | |
| Konrad, Betty | Betty Konrad | Actor | 1900 | 2 | |
| Korhel, Erna | Erna Korhel | Actor | 1970 - 1975 | 2 | |
| Kivi, Jouko | Jouko Kivi | Actor, Director | 1979 | 2 | |
| Kent, Brian | Brian Kent | Actor | 1978 - 1979 | 2 | |
| Kerb, Martin | Martin Kerb | Actor | 1909 - 1910 | 2 | |
| Koch, Sidsel, Siem | Sidsel Siem Koch | Actor | 2013 | 2 | |
| Kühnau, Erik | Erik Kühnau | Actor | 1957 - 1964 | 2 | |
| Kozna, Egon, H. | Egon H. Kozna | Actor | 1972 | 2 | |
| Kurt, Rudolf | Rudolf Kurt | Actor | 1908 | 2 | |
| Krauß, Wilhelm | Wilhelm Krauß | Actor | 1908 | 2 | |
| Krisch, Geza | Geza Krisch | Actor | 1908 | 2 | |
| Kirst, Klaus-Dieter | Klaus-Dieter Kirst | Director | 1972 - 2010 | 2 | |
| Kelly, Rosemary | Rosemary Kelly | Actor, Costume Designer | 1972 | 2 | |
| Kear, Dennis | Dennis Kear | Actor, Mask Maker | 1972 | 2 | |
| Kellman, Barnet | Barnet Kellman | Adaptation, Director | 1972 | 2 | |
| Kubela, - | - Kubela | Actor | 1905 - 1908 | 2 | |
| Knoche, Eva-Susanne | Eva-Susanne Knoche | Actor | 1981 | 2 | |
| Krinzinger, Tom | Tom Krinzinger | Actor | 1965 - 1981 | 2 | |
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