| Kresnik, Johann | Johann Kresnik | Choreographer, Director | 2003 | 4 | 1 |
| Kaiser, Christian | Christian Kaiser | Actor | 1985 | 4 | |
| Kayssler, Maria | Maria Kayssler | Actor | 1967 - 1986 | 4 | |
| Kehrwand, Otto | Otto Kehrwand | Actor | 1985 | 4 | |
| Krátký, Rudolf | Rudolf Krátký | Actor | 1943 - 1986 | 4 | |
| Kirchner, Ignaz | Ignaz Kirchner | Actor | 1984 - 2017 | 4 | 1 |
| Kessler, Herrmann | Herrmann Kessler | Actor, Adaptation, Designer, Director | 1986 | 4 | |
| Knock, Darryl | Darryl Knock | Actor | 1984 | 4 | |
| Kelly, David | David Kelly | Actor | 1989 - 2024 | 4 | 1 |
| K. R., Nandini | K. R. Nandini | Actor | 1995 | 4 | |
| Kruschke, Annett | Annett Kruschke | Actor, Choreographer, Director | 1988 - 2006 | 4 | 1 |
| Kjeld, Kristbjörg | Kristbjörg Kjeld | Actor | 1962 - 2011 | 4 | 1 |
| Kock, Daniela | Daniela Kock | Actor, Costume Designer | 1991 | 4 | |
| Krukówna, Agnieszka | Agnieszka Krukówna | Actor | 1991 - 1997 | 4 | |
| Keogh, Garrett | Garrett Keogh | Actor | 1988 - 1991 | 4 | |
| Koulourioti, Eleni | Eleni Koulourioti | Actor | 1991 | 4 | |
| Korf, Geoff | Geoff Korf | Lighting Designer | 1993 - 2008 | 4 | |
| König, Cristin | Cristin König | Actor | 1994 - 2012 | 4 | 3 |
| Kenny, Sian | Sian Kenny | Actor | 1982 - 1983 | 4 | |
| Kaczér, Nina | Nina Kaczér | Actor | 1890 - 1891 | 4 | |
| Kahra, Kalevi | Kalevi Kahra | Actor | 1966 - 1980 | 4 | 1 |
| Kotz, Adam | Adam Kotz | Actor | 2013 - 2015 | 4 | 1 |
| Komi, Soila | Soila Komi | Actor | 1967 - 2005 | 4 | |
| Kadow, Siegfried | Siegfried Kadow | Actor | 1996 - 2000 | 4 | 1 |
| Kambayashi, Tetsuya | Tetsuya Kambayashi | Actor | 1996 - 2008 | 4 | |
| Kahn, Brigitte | Brigitte Kahn | Actor | 1995 - 2004 | 4 | |
| Kingsley, Ferdinand | Ferdinand Kingsley | Actor | 1996 - 1997 | 4 | |
| Kauzner, Charlotte | Charlotte Kauzner | Actor | 1995 | 4 | |
| Köhler, Klaus-Dieter | Klaus-Dieter Köhler | Adaptation, Director | 1995 | 4 | |
| Kikinčuk, Pavel | Pavel Kikinčuk | Actor | 1996 - 2002 | 4 | 1 |
| Kurtz, Howard Vincent | Howard Vincent Kurtz | Costume Designer | 1995 - 2006 | 4 | |
| Kalliga, Thaleia | Thaleia Kalliga | Actor | 1935 - 1995 | 4 | |
| Kučera, Jan | Jan Kučera | Actor | 1969 - 2000 | 4 | |
| Kreischer, Jutta | Jutta Kreischer | Costume Designer | 2003 - 2017 | 4 | |
| Kelemen, Pál | Pál Kelemen | Actor | 1917 - 1918 | 4 | |
| Kasch, Günter | Günter Kasch | Actor | 1965 - 1967 | 4 | |
| Kopelousis, Giorgos | Giorgos Kopelousis | Actor | 1967 | 4 | |
| Knopp, Felix | Felix Knopp | Actor | 2004 - 2006 | 4 | 1 |
| Knudsen, Kolbjörn | Kolbjörn Knudsen | Actor | 1943 - 1965 | 4 | |
| Kjærulff-Schmidt, Helge | Helge Kjærulff-Schmidt | Actor | 1956 - 2003 | 4 | 1 |
| Kaszab, Anna | Anna Kaszab | Actor | 1925 - 1932 | 4 | |
| Kindred, Graham | Graham Kindred | Lighting Designer | 2001 - 2002 | 4 | |
|
|
