| Koktová, Vĕra | Vĕra Koktová | Actor | 1972 - 1994 | 6 | |
| Kupke, Peter | Peter Kupke | Director | 1983 - 1997 | 6 | 1 |
| Kouritis, Ilias | Ilias Kouritis | Actor | 1942 - 1954 | 6 | |
| Kres, Hans | Hans Kres | Mask Maker | 1959 - 1963 | 6 | |
| Kruse, Anja | Anja Kruse | Actor | 1986 - 2018 | 6 | |
| Koumarias, Nikos | Nikos Koumarias | Actor | 1988 - 1989 | 6 | |
| Kyriakoglou, Meni | Meni Kyriakoglou | Actor | 1988 - 1989 | 6 | |
| Kontouri, Nikaiti | Nikaiti Kontouri | Adaptation, Director | 2001 - 2005 | 6 | |
| Kanev, Lyuben | Lyuben Kanev | Actor | 2011 - 2012 | 6 | 3 |
| Kabasakalova, Elena | Elena Kabasakalova | Actor | 2011 - 2012 | 6 | 3 |
| Kozikowski, Jan | Jan Kozikowski | Designer | 2005 - 2012 | 6 | |
| Kindberg, Peder | Peder Kinberg | Actor | 1976 | 6 | |
| Knoll, Raimund | Raimund Knoll | Actor | 1985 | 6 | |
| Kracik, Petr | Petr Kracik | Adaptation, Director | 1985 - 1997 | 6 | |
| Kremer, Hans | Hans Kremer | Actor | 1985 - 2017 | 6 | 1 |
| Köper, Carmen-Renate | Carmen-Renate Köper | Actor | 1953 - 2006 | 6 | 1 |
| Kodage, Basavraj | Basavraj Kodage | Actor | 1995 | 6 | |
| Kastanas, Kostas | Kostas Kastanas | Actor | 1965 - 1995 | 6 | |
| Kepros, Nicholas | Nicholas Kepros | Actor | 1960 - 1988 | 6 | |
| Kocsó, Gábor | Gábor Kocsó | Actor | 1991 - 1994 | 6 | |
| Kriener, Martin | Martin Kriener | Actor | 1990 | 6 | |
| Koch, Anders, Gjellerup | Anders Gjellerup Koch | Actor | 1993 | 6 | |
| Kanter, Catherine | Catherine Kanter | Actor | 1994 - 1995 | 6 | |
| Kaletsanos, Ieronimos | Ieronimos Kaletsanos | Actor | 2014 - 2023 | 6 | |
| Krodera, Olgerta | Oļģerts Kroders | Director | 1960 - 2005 | 6 | 1 |
| Kreismann, Kersti | Kersti Kreismann | Actor | 1978 - 2010 | 6 | 1 |
| Klooren, Mati | Mati Klooren | Actor | 1962 - 1999 | 6 | |
| Kramer, Dieter | Dieter Kramer | Actor | 1993 - 1996 | 6 | |
| Kretschmer, Jochen | Jochen Kretschmer | Actor | 1995 | 6 | |
| Kazémi, Clémence | Clémence Kazémi | Designer | 2014 | 6 | |
| Kabíček, Karel | Karel Kabíček | Actor | 1960 - 2012 | 6 | |
| Kuohn, An | An Kuohn | Actor | 2000 - 2006 | 6 | |
| Klockow, Werner | Werner Klockow | Actor | 2001 - 2019 | 6 | |
| Korljan, Stela | Stela Korljan | Adaptation, Director | 2002 | 6 | 1 |
| Klingvall, Emil | Emil Klingvall | Actor | 2003 | 6 | 1 |
| Keating, Thomas | Thomas Keating | Actor | 2002 | 6 | |
| Kokotović, Nikola | Nikola Kokotović | Translator | 1888 - 1952 | 6 | |
| Kleiven, Tommy | Tommy Kleiven | Actor | 2015 | 6 | |
| Kennholt, Steffan | Steffan Kennholt | Actor | 2015 | 6 | |
| Karyo, Tcheky | Tcheky Karyo | Actor | 2003 | 6 | |
| Kéruzoré, Valérie | Valérie Kéruzoré | Actor | 2003 | 6 | |
| Kaplan, Jérôme | Jérôme Kaplan | Costume Designer | 2003 | 6 | |
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