| Karataeff, A. | A. Karataeff | Actor | 1906 | 3 | 1 |
| Korecki, Henryk Cudnowski | Henryk Cudnowski Korecki | Actor | 1906 | 1 | |
| Kotopoulis, Dimitrios | Dimitrios Kotopoulis | Actor | 1906 | 1 | |
| Kotopouli, Marika | Marika Kotopouli | Actor | 1906 - 1945 | 5 | |
| Kotopouli-Loui, Foteini | Foteini Kotopouli-Loui | Actor | 1906 - 1907 | 2 | |
| Kotopouli-Myrat, Chrysoula | Chrysoula Kotopouli-Myrat | Actor | 1906 - 1921 | 3 | |
| Kouris, Nikolaos | Nikolaos Kouris | Actor | 1906 | 2 | |
| Kirchner, Franz | Franz Kirchner | Actor | 1906 - 1907 | 5 | |
| Kingdon, Frank | Frank Kingdon | Actor | 1906 - 1907 | 9 | 1 |
| Klaer, Adele | Adele Klaer | Actor | 1906 - 1907 | 3 | |
| Korčagina, E. P. | E. P. Korčagina | Actor | 1903 - 1906 | 2 | |
| Karpáti, Sándor | Sándor Karpáti | Actor | 1906 - 1908 | 5 | |
| Kručiņins, - | - Kručiņins | Actor | 1907 | 1 | |
| Köllner, Paul | Paul Köllner | Actor | 1907 | 1 | |
| Kourtelis, (?) | (?) Kourtelis | Actor | 1907 | 3 | |
| Kruckenberg, Ivan | Ivan Kruckenberg | Actor | 1907 - 1908 | 2 | |
| Kent, Edgar | Edgar Kent | Actor | 1907 | 1 | 1 |
| Kaucká, Juliana | Juliana Kaucká | Actor | 1908 | 1 | |
| Kachalov, Vasily | Vasily Kachalov | Actor | 1908 | 1 | |
| Kaupiņa, Anna | Anna Kaupiņa | Actor | 1908 - 1909 | 2 | |
| Krysińska, Faustyna | Faustyna Krysińska | Actor | 1908 | 1 | |
| Keefe, Belle | Belle Keefe | Actor | 1908 | 1 | |
| Kelemen, Mária | Mária Kelemen | Actor | 1908 - 1931 | 2 | |
| Kürti, József | József Kürti | Actor | 1908 - 1939 | 4 | 1 |
| Kuncewicz, Witold | Witold Kuncewicz | Actor | 1908 - 1917 | 3 | |
| Kamińska, Jadwiga | Jadwiga Kamińska | Actor | 1908 - 1910 | 2 | |
| Korzeniewska, Józefa | Józefa Korzeniewska | Actor | 1908 | 1 | |
| Kasparová, Klára | Klára Kasparová | Actor | 1908 | 1 | |
| Kennicott, Grace | Grace Kennicott | Actor | 1908 | 1 | |
| Knudsen, Ranka | Ranka Knudsen | Actor | 1908 - 1940 | 7 | 1 |
| Kiernicki, Marian | Marian Kiernicki | Actor | 1908 - 1915 | 3 | |
| Krystkiewiczówna, Janina | Janina Krystkiewiczówna | Actor | 1908 | 1 | |
| Keenan, Reta E. | Reta E. Keenan | Actor | 1909 | 2 | 1 |
| Keeman, W.M. | W. M. Keeman (W.M. Keeman) | Actor | 1909 | 2 | |
| Keasbey, R.Q. | R. Q. Keasbey (R.Q. Keasbey) | Actor | 1909 | 2 | |
| Kokalis, Augusts | Augusts Kokalis | Actor | 1909 - 1914 | 3 | |
| Keim, Adelaide | Adelaide Keim | Actor | 1909 | 1 | |
| Keim, Chauncey | Chauncey Keim | Actor | 1909 | 1 | |
| Kelley, Louise | Louise Kelley | Actor | 1909 | 1 | |
| Krzewińska, Barbara | Barbara Krzewińska | Actor | 1909 | 1 | |
| Kirov, Geno | Geno Kirov | Actor | 1909 - 1911 | 3 | |
| Kozhuharov, Stojan | Stojan Kozhuharov | Actor | 1909 | 1 | |
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