| Konstantinakou, Katerina | Katerina Konstantinakou | Dramaturg | 2008 - 2012 | 2 | |
| Krutzler, Christoph, F. | Christoph F. Krutzler | Actor | 2008 | 2 | |
| Kaminsky, Abraham Isaac | Abraham Isaac Kaminsky | Actor | 1910 | 2 | |
| Koppler, Dieter | Dieter Koppler | Actor | 1986 | 2 | |
| Kettler, Nadine | Nadine Kettler | Actor | 2009 - 2013 | 2 | |
| Koepp, Juliane | Juliane Koepp | Dramaturg | 2008 - 2015 | 2 | |
| Küster, Raiko | Raiko Küster | Actor | 2009 | 2 | 1 |
| Kunkel, Holger | Holger Kunkel | Actor | 2009 | 2 | |
| Kasal, Gerhard | Gerhard Kasal | Actor | 2008 | 2 | |
| Kredell, Kieran | Kieran Kredell | Actor, Dramaturg | 2008 - 2009 | 2 | |
| Kummer, Hans-Rudolf | Hans-Rudolf Kummer | Actor | 2008 - 2009 | 2 | |
| Kotlowitz, Dan | Dan Kotlowitz | Lighting Designer | 2010 - 2017 | 2 | |
| Kalin, Ali Osman | Ali Osman Kalin | Actor | 2010 | 2 | |
| Kark, Tõnu | Tõnu Kark | Actor | 1999 - 2010 | 2 | |
| Koch, Vera | Vera Koch | Costume Designer, Designer | 2010 | 2 | |
| Kistaiah, Pillutla | Pillutla Kistaiah | Actor | 2015 | 2 | |
| Kase, Kalvin | Kalvin Kase | Actor | 2001 - 2010 | 2 | |
| Kaizar, Peter | Peter Kaizar | Composer | 1998 - 2010 | 2 | |
| Kovaļevska, Laura | Laura Kovaļevska | Designer | 2009 - 2010 | 2 | |
| Krisch, Vera | Vera Krisch | Costume Designer | 2009 | 2 | |
| Kabir, Ahmedul | Ahmedul Kabir | Director | 2009 | 2 | 1 |
| Khanam, Farhana | Farhana Khanam | Designer | 2009 | 2 | |
| Keßler, Lutz | Lutz Keßler | Dramaturg | 2010 - 2017 | 2 | |
| Kostopoulou, Niovi | Niovi Kostopoulou | Actor | 2009 | 2 | |
| Kawade, Dhanendra | Dhanendra Kawade | Designer, Lighting Designer | 2009 | 2 | |
| Kreuziger, Peter | Peter Kreuziger | Actor | 1965 | 2 | |
| Kerry, Otto | Otto Kerry | Actor | 1952 - 1965 | 2 | |
| Kuhnert, Marja | Marja Kuhnert | Actor | 1960 - 1965 | 2 | |
| Kallenberg, Jim | Jim Kallenberg | Actor | 2010 - 2011 | 2 | |
| Klimczyk, Justina | Justina Klimczyk | Costume Designer | 2010 - 2014 | 2 | |
| Kee, Thomas | Thomas Kee | Adaptation, Director | 2010 | 2 | |
| Körner, Christel | Christel Körner | Actor | 2011 - 2013 | 2 | 1 |
| Kunath, Gerd | Gerd Kunath | Actor | 1964 - 1990 | 2 | 1 |
| Klar, Katharina | Katharina Klar | Actor | 2011 - 2019 | 2 | |
| Kalējs, Artūrs | Artūrs Kalējs | Actor | 1937 - 1964 | 2 | |
| Krauklis, Atis | Atis Krauklis | Actor | 1939 - 1964 | 2 | |
| Kentner, Lisa | Lisa Kentner | Costume Designer | 2012 | 2 | |
| Khuon, Alexander | Alexander Khuon | Actor | 2013 | 2 | 1 |
| Kittel, Hank, Irwin | Hank Irwin Kittel | Designer | 2014 - 2017 | 2 | |
| Kaczmarek, Jürgen | Jürgen Kaczmarek | Actor | 2000 - 2016 | 2 | |
| Kessler, Torben | Torben Kessler | Actor | 2011 - 2013 | 2 | |
| Kubin, Anna | Anna Kubin | Actor | 2013 - 2022 | 2 | 1 |
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