| Kjelsberg, Sverre | Sverre Kjelsberg | Actor, Composer | 1975 - 1976 | 18 | |
| Klan, Rune | Rune Klan | Actor, Adaptation | 2005 - 2006 | 18 | 4 |
| Kashyap, Vijay | Vijay Kashyap | Actor, Designer | 2010 - 2024 | 18 | |
| Könyves, Jenő | Jenő Könyves | Actor | 1907 - 1913 | 18 | |
| Klayman, Deborah | Deborah Klayman | Actor | 2014 | 18 | |
| Kahn, Ilona | Ilona Kahn | Costume Designer | 2014 | 18 | |
| Kornitzer, Alice | Alice Kornitzer | Actor | 2004 - 2008 | 18 | |
| Kaufmann, Deborah | Deborah Kaufmann | Actor | 2004 - 2008 | 18 | |
| Keller, Andreas | Andreas Keller | Actor | 2004 - 2018 | 18 | 1 |
| Khell, Csörsz | Csörsz Khell | Designer | 2001 - 2017 | 19 | 1 |
| Kullmann, Martina | Martina Kullmann | Dramaturg | 2002 - 2012 | 19 | |
| Kesting, Hans | Hans Kesting | Actor | 2011 - 2021 | 19 | 3 |
| Kaibel-Schiffel, Martha | Martha Kaibel-Schiffel | Actor | 1897 - 1933 | 19 | |
| Krigsvoll, Anne | Anne Krigsvoll | Actor | 1985 - 2020 | 19 | 1 |
| Krontiras, Kostas | Kostas Krontiras | Actor, Director | 1924 - 1938 | 19 | |
| Kempf, Wilhelm | Wilhelm Kempf | Actor | 1888 - 1911 | 20 | |
| Kigler, Theodor | Theodor Kigler | Actor | 1903 - 1927 | 20 | |
| Kurth, Adolf | Adolf Kurth | Actor, Director | 1890 - 1915 | 20 | |
| Krohg, Sossen | Sossen Krohg | Actor | 1952 - 2006 | 20 | 1 |
| Kokkinn, Anne E. | Anne E. Kokkinn | Actor | 2006 - 2009 | 20 | 3 |
| Korpi, Jukka | Jukka Korpi | Actor | 1991 - 1993 | 20 | |
| Kiel, Matthias | Matthias Kiel | Actor | 2007 | 20 | |
| Kannegiesser, Ursula, B. | Ursula B. Kannegiesser | Actor | 2007 | 20 | |
| Kristoffersen, - | - Kristoffersen | Actor | 1856 - 1895 | 21 | |
| Kleiven, Nils | Nils Kleiven | Actor | 1990 - 1998 | 21 | |
| Kleijn, Tom | Tom Kleijn | Translator | 1992 - 2008 | 21 | 1 |
| Kirkenær, Jorunn | Jorunn Kirkenær (Jorunn Kirkenaer) | Choreographer | 1971 | 21 | |
| Kudlich, Hans | Hans Kudlich | Designer | 2012 | 21 | |
| Ketchedjiev, Valentin | Valentin Ketchedjiev | Actor | 2002 | 21 | |
| Kuriyama, Tamiya | Tamiya Kuriyama (栗山民也) | Director | 2010 - 2023 | 21 | |
| Kreckel, Susanne | Susanne Kreckel | Actor | 2010 - 2017 | 21 | |
| Kreidemann, Franz | Franz Kreidemann | Actor | 1902 - 1944 | 22 | |
| Keller, Eugen | Eugen Keller | Actor, Director | 1913 - 1922 | 22 | |
| Kühne, Max | Max Kühne | Actor | 1906 - 1932 | 22 | |
| Kristiansen, Petter Width | Petter Width Kristiansen | Actor | 2000 - 2023 | 22 | 1 |
| Kaunda, Esther | Esther Kaunda | Actor | 2006 | 23 | |
| Kunkeyani, Lynet | Lynet Kunkeyani | Actor | 2006 | 23 | |
| Kapiri, Thoko | Thoko Kapiri | Adaptation | 2006 | 23 | 1 |
| Kennedy, Joseph B. | Joseph B. Kennedy | Designer | 2004 - 2006 | 23 | |
| Korposoff, Lars | Lars Korposoff | Actor | 1964 - 1991 | 24 | |
| Krause, Karl | Karl Krause | Actor, Director | 1894 - 1911 | 24 | |
| Korstad, Magne | Magne Korstad | Actor, Dancer | 1989 - 2004 | 24 | |
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