| Ketola, Marja-Liisa | Marja-Liisa Ketola | Actor | 2006 | 1 | |
| Khalaf, Raed | Raed Khalaf | Composer | 2000 | 1 | |
| Khan, Ahasan | Ahasan Khan | Actor | 1998 | 1 | |
| Khanh, Lê | Lê Khanh | Actor | 2006 - 2010 | 2 | |
| Kieburg, Christel | Christel Kieburg | Actor | 1953 - 1954 | 4 | |
| Kiemle, Andreas | Andreas Kiemle | Actor | 1973 | 1 | |
| Kierschner, Marie | Marie Kierschner | Actor | 1901 | 1 | |
| Kies-Györkey, Alexander | Alexander Kies-Györkey | Actor | 1973 | 1 | |
| Kihlström, Anna | Anna Kihlström | Actor | 1971 | 1 | |
| Kilchenmann, Lilette | Lilette Kilchenmann | Actor | 1944 - 1950 | 2 | |
| Kilpatrick, Patrick | Patrick Kilpatrick | Actor | 2008 | 1 | |
| Kimbrough, Charles | Charles Kimbrough | Actor | 1967 - 1971 | 2 | |
| Kind, Günter | Günter Kind | Actor | 1962 - 1972 | 2 | |
| Kinden, Inga | Inga Kinden | Actor | 1902 - 1908 | 3 | |
| Kindermann, Uta | Uta Kindermann | Director | 2005 | 4 | |
| Kingsford-Brown, Jeff | Jeff Kingsford-Brown | Director | 2004 | 1 | |
| Kinter, Olivia | Olivia Kinter | Actor | 1995 | 1 | |
| Kirby, Mary | Mary Kirby | Actor | 1997 | 1 | |
| Kirchhoff, Herbert | Herbert Kirchhoff | Designer | 1942 - 1965 | 3 | |
| Kirimi, Kananu | Kananu Kirimi | Actor | 2003 | 1 | |
| Kirk, John | John Kirk | Actor | 2008 | 4 | |
| Kirkpatrick, Sam | Sam Kirkpatrick | Costume Designer, Designer | 1976 - 1984 | 3 | |
| Kirsten, Astrid | Astrid Kirsten | Costume Designer | 1987 - 1991 | 3 | |
| Kirton, George | George Kirton | Actor | 1952 | 1 | |
| Kisielnicki, Maurycy | Maurycy Kisielnicki | Actor | 1887 - 1900 | 2 | |
| Kistner, Bert | Bert Kistner | Costume Designer, Designer | 1956 - 1985 | 5 | |
| Kita, Akiko | Akiko Kita | Actor | 1934 | 1 | |
| Kitamura, Masako | Masako Kitamura | Actor | 1955 - 1991 | 3 | |
| Kizaur, Matthew | Matthew Kizaur | Actor | 2000 | 1 | |
| Kizinkiewicz, Magdalena | Magdalena Kizinkiewicz | Actor | 1999 | 1 | |
| Kjeldbjerg, Bjarne | Bjarne Kjeldbjerg | Actor | 1955 | 1 | |
| Klang, Oskar | Oskar Klang | Actor | 1999 | 1 | |
| Klausing, Michaela | Michaela Klausing | Actor | 1982 | 1 | |
| Klētnieks, Karps | Karps Klētnieks | Actor | 1950 | 1 | |
| Kleber, Hans | Hans Kleber | Costume Designer, Designer | 1972 - 1977 | 5 | |
| Klee, Juliane | Juliane Klee | Actor | 1996 | 1 | |
| Kleger, Dylan | Dylan Kleger | Actor | 1987 | 1 | |
| Kleider, Sarah | Sarah Kleider | Actor | 1918 | 1 | |
| Klein, Alida | Alida Klein | Actor | 1896 | 1 | |
| Kleinert, Christian | Christian Kleinert | Actor | 2004 - 2006 | 2 | |
| Kleinstück, Rainer | Rainer Kleinstück | Actor | 1981 - 1998 | 3 | |
| Klemm, Alma | Alma Klemm | Actor | 1994 | 1 | |
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