| Kapela, Wojciech | Wojciech Kapela | Lighting Designer | 2024 | 1 | |
| Kocurek, Michał | Michał Kocurek | Actor | 2024 | 1 | |
| Krysztofiak, Kaileigh | Kaileigh Krysztofiak | Lighting Designer | 2024 | 1 | |
| Körlof, Karin Franz | Karin Franz Körlof | Actor | 2024 | 1 | |
| Kraus, Irena | Irena Kraus | Dramaturg | 2024 | 1 | |
| Klaus, Moritz | Moritz Klaus | Actor | 2024 | 1 | |
| Krammer, Thomas | Thomas Krammer | Lighting Designer | 2024 | 1 | |
| Kamil, Yusuf | Yusuf Kamil (Yūsuf Kāmil) | Director | 1953 | 1 | |
| Kohinata, Fumiyo | Fumiyo Kohinata (小日向 文世) | Actor | 2018 | 1 | |
| Kumawat, Siddharth | Siddharth Kumawat (सिद्धार्थ कुमावत) | Producer | 2024 | 1 | |
| Krishna, Manjusha Chivukula | Manjusha Chivukula Krishna | Actor | 2020 | 1 | |
| Kittstein, Lothar | Lothar Kittstein | Playwright | 2020 | 2 | |
| Kroschinske, Nina | Nina Kroschinske | Costume Designer | 2022 | 1 | |
| Kochetkov, Alexey | Alexey Kochetkov | Musical Director | 2021 | 1 | |
| Kwek, Luke | Luke Kwek | Director | 2014 | 1 | |
| Kuhnke, Johannes | Johannes Kuhnke | Actor | 2023 | 1 | |
| Kaikkonen, Gus | Gus Kaikkonen | Actor | 2019 | 1 | |
| Kelly, Gerard | Gerard Kelly | Designer | 2019 | 1 | |
| Kent, Rachel | Rachel Kent | Actor | 2019 | 1 | |
| Krauss, Ken | Ken Krauss | Sound Designer | 2019 | 1 | |
| Kianmehr, Karen | Karen Kianmehr | Assistant Director | 2024 | 1 | |
| Korpos , András | András Korpos | Actor | 2022 | 1 | |
| Kent, Richard | Richard Kent | Designer | 2019 | 1 | |
| Kopelman, Romi | Romi Kopelman | Musician | 2024 | 1 | |
| Kordas, Sarah Wynne | Sarah Wynne Kordas | Actor | 2024 | 1 | |
| Kovačić, Mr | Mr Kovačić | Actor | 1898 | 1 | |
| Karimi, Niki | Niki Karimi | Actor | 1993 | 1 | 1 |
| King, Dennis | Dennis King | Actor | 1937 - 1938 | 7 | 1 |
| Kúnos, László | László Kúnos | Translator | 1991 - 2022 | 56 | 1 |
| Kjærulff-Schmidt, Palle | Palle Kjærulff-Schmidt | Director | 1974 - 2000 | 2 | 1 |
| Kowalski, Władysław | Władysław Kowalski | Actor | 1972 - 2006 | 9 | 1 |
| Kromminga, Katharina | Katharina Kromminga | Costume Designer | 2002 - 2017 | 8 | 1 |
| Klöpfer, Eugen | Eugen Klöpfer | Actor | 1914 - 1937 | 11 | 1 |
| Kapeljus, Emil Borosovich | Emil Borosovich Kapeljus | Costume Designer, Designer | 2003 - 2008 | 5 | 1 |
| Kucharesin, Valerij | Valerij Kucharesin | Actor | 2003 - 2006 | 2 | 1 |
| Kovanko, Lilga | Lilga Kovanko | Actor | 1977 - 1978 | 2 | 1 |
| Kirshenbaum, Debra | Debra Kirshenbaum | Actor | 2006 | 1 | 1 |
| Koschitz, Julia | Julia Koschitz | Actor | 2006 | 3 | 1 |
| Kahn, Michael | Michael Kahn | Director | 1979 - 2001 | 4 | 1 |
| Kaitue, Katariina | Katariina Kaitue | Actor | 2002 - 2007 | 2 | 1 |
| Kallio, Ismo | Ismo Kallio | Actor | 1966 - 2002 | 4 | 1 |
| Kallio, Jaakko | Jaakko Kallio | Actor | 1995 | 1 | 1 |
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