| Karoliussen, Håkon | Håkon Karoliussen | Actor | 1998 - 2006 | 2 | 1 |
| Kárpáthy, Zoltán | Zoltán Kárpáthy | Actor, Choreographer | 1960 - 1965 | 2 | |
| Karst, Ronald | Ronald Karst | Actor | 1968 | 2 | |
| Kaspar, Jaroslav | Jaroslav Kaspar | Actor | 1957 - 1978 | 2 | |
| Katajisto, Martti | Martti Katajisto | Actor | 1972 - 1973 | 2 | |
| Kates, Bernard | Bernard Kates | Actor | 1915 - 1981 | 2 | |
| Kennedy, Sinead | Sinead Kennedy | Actor | 2006 - 2010 | 2 | |
| Kerr, Philip | Philip Kerr | Actor | 1973 - 1998 | 2 | |
| Kersten, Renate | Renate Kersten | Dramaturg | 1988 - 1993 | 2 | |
| Kessler, Michael | Michael Kessler | Actor | 1993 - 1996 | 2 | |
| Kessler, Othmar | Othmar Kessler | Actor | 1966 - 1982 | 2 | |
| Khanh, Lê | Lê Khanh | Actor | 2006 - 2010 | 2 | |
| Kihlström, Kari | Kari Kihlström | Actor | 1996 - 1999 | 2 | 1 |
| Kilchenmann, Lilette | Lilette Kilchenmann | Actor | 1944 - 1950 | 2 | |
| Kimbrough, Charles | Charles Kimbrough | Actor | 1967 - 1971 | 2 | |
| Kind, Günter | Günter Kind | Actor | 1962 - 1972 | 2 | |
| Kinnunen, Heikki | Heikki Kinnunen | Actor | 1987 - 2002 | 2 | 2 |
| Kisielnicki, Maurycy | Maurycy Kisielnicki | Actor | 1887 - 1900 | 2 | |
| Kiss, Mari | Mari Kiss | Actor | 2001 - 2016 | 2 | 1 |
| Klee, Josefine | Josefine Klee | Actor | 1928 - 1931 | 2 | 1 |
| Kleinert, Christian | Christian Kleinert | Actor | 2004 - 2006 | 2 | |
| Klette, Michael | Michael Klette | Director | 1999 - 2015 | 2 | |
| Klimes, Petr | Petr Klimes | Actor | 1998 - 2002 | 2 | |
| Klingelhoefer, Robert | Robert Klingelhoefer | Designer | 1993 - 2004 | 2 | |
| Knapczyńska, Józefa | Józefa Knapczyńska | Actor | 1883 - 1884 | 2 | |
| Knaus, Walter | Walter Knaus | Director | 1956 - 1965 | 2 | 1 |
| Köberich, Marion | Marion Köberich | Actor | 1986 - 1987 | 2 | |
| Koch, Erika | Erika Koch | Costume Designer | 1951 - 1953 | 2 | |
| Koder, Urban | Urban Koder | Composer | 1979 - 1992 | 2 | |
| Koenig, Else | Else Koenig | Actor | 1938 - 1939 | 2 | |
| Kohl, Kathy | Kathy Kohl | Costume Designer | 2006 | 2 | |
| Kološová, Vĕra | Vĕra Kološová | Actor | 1958 - 1985 | 2 | 1 |
| Komlós, Róbert | Róbert Komlós | Actor | 1962 | 2 | |
| Kopczewska, Zofia | Zofia Kopczewska | Actor | 1909 - 1910 | 2 | |
| Kostolevskij, Igor | Igor Kostolevskij | Actor | 1999 - 2013 | 2 | |
| Kostorž, Jurij | Jurij Kostorž | Actor | 1986 - 1990 | 2 | |
| Kovács, Mária | Mária Kovács | Actor | 1960 - 1978 | 2 | |
| Kradolfer, Benjamin | Benjamin Kradolfer | Actor | 1993 - 1999 | 2 | |
| Kraska, Brigitte | Brigitte Kraska | Mask Maker | 1990 - 1992 | 2 | |
| Krautwig, Eva | Eva Krautwig | Actor | 2002 - 2007 | 2 | |
| Kreihanslová, Hana | Hana Kreihanslová | Actor | 1956 - 1958 | 2 | 1 |
| Kretzschmar, Dorothee | Dorothee Kretzschmar | Actor | 1995 | 2 | |
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