| Kolander, Friedrich, | Friedrich Kolander | Actor | 1934 | 7 | |
| Klinger, Eugen, | Eugen Klinger | Actor | 1949 | 1 | |
| Korb, Irene, | Irene Korb | Actor | 1949 | 1 | |
| Kerbler, Eva, | Eva Kerbler | Actor | 1949 - 1966 | 3 | |
| Klevenow, Heinz, | Heinz Klevenow | Actor | 1949 | 1 | |
| Krug, Ellen, | Ellen Krug | Actor | 1950 | 1 | |
| Kollek, Helmut, | Helmut Kollek | Actor | 1950 | 1 | |
| Kissel, Helmut, | Helmut Kissel | Actor | 1950 | 1 | |
| Kohls, Walter, | Walter Kohls | Actor | 1950 | 2 | |
| Kaufmann, Charlotte, | Charlotte Kaufmann | Actor | 1950 | 1 | |
| Kielmann, Henry, | Henry Kielmann | Actor | 1950 | 1 | |
| Kettler, Liselott, | Liselott Kettler | Actor | 1950 | 3 | |
| Kuhn, Änne, | Änne Kuhn | Actor | 1950 | 1 | |
| Koblentz, Hannelore, | Hannelore Koblentz | Actor | 1950 | 1 | |
| Kochan, Stanisław, | Stanisław Kochan | Actor | 1900 | 1 | |
| Kahn, Florence, | Florence Kahn | Actor | 1900 - 1908 | 8 | |
| Knoblauch, Edward, | Edward Knoblauch | Actor | 1900 | 1 | |
| Kazouri, Ourania, | Ourania Kazouri | Actor | 1900 | 4 | |
| Kačalov, Vasilij, | Vasilij Kačalov | Actor | 1900 - 1924 | 11 | |
| Koševerova, M., | M. Koševerova | Actor | 1900 - 1924 | 5 | |
| Koreneva, L., | L. Koreneva | Actor | 1900 - 1924 | 5 | |
| Koonen, A., | A. Koonen | Actor | 1900 - 1924 | 5 | |
| Knipper-Chekhova, Olga, | Olga Knipper-Chekhova | Actor | 1900 | 6 | |
| Klafstad, Ingebjørg, | Ingebjørg Klafstad | Actor | 1901 | 1 | |
| Kwiatkiewiczowa, Eugenia, | Eugenia Kwiatkiewiczowa | Actor | 1901 - 1913 | 5 | |
| Klintberg, -, | - Klintberg | Actor | 1901 - 1910 | 4 | |
| Kalogerikos, Panos, | Panos Kalogerikos | Actor | 1902 - 1903 | 12 | |
| Kalogerikou, Christina, | Christina Kalogerikou | Actor | 1902 - 1943 | 6 | |
| Kourteli, E., | E. Kourteli | Actor | 1902 | 1 | |
| Kasandzhieva, Kina, | Kina Kasandzhieva | Actor | 1902 | 1 | |
| König, Amalie, | Amalie König | Actor | 1902 | 1 | |
| Kline, Virginia, | Virginia Kline | Actor | 1902 - 1910 | 12 | |
| Krum, Gerda, | Gerda Krum | Actor | 1903 | 1 | |
| Korwinóvna, -, | - Korwinóvna | Actor | 1903 | 1 | |
| Kalitovič, I., | I. Kalitovič | Actor | 1903 | 1 | |
| Koumarioti, Eleni, | Eleni Koumarioti | Actor | 1903 | 2 | |
| Kinghorne, Mark, | Mark Kinghorne | Actor | 1903 | 1 | |
| Kassabov, Dotscho, | Dotscho Kassabov | Actor | 1903 | 2 | |
| Kosiński, Feliks, | Feliks Kosiński | Actor | 1903 - 1904 | 2 | |
| Kliszewski, Antoni, | Antoni Kliszewski | Actor | 1903 | 2 | |
| Kafka, Rudolf, | Rudolf Kafka | Actor | 1904 | 5 | |
| Kazimierz, Kamiński, | Kamiński Kazimierz | Actor | 1904 | 1 | |
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