| Kristensen, Rolf | Rolf Kristensen | Musician | 2017 | 1 | |
| Kvamme, Ole Kelly | Ole Kelly Kvamme | Musician | 2017 | 1 | |
| Kalinowski, Władysław | Władysław Kalinowski | Musician | 1923 | 1 | |
| Kvalbein, Aage | Aage Kvalbein | Musician | 1990 | 1 | |
| Klein, Otmar | Otmar Klein | Musician | 1994 | 1 | |
| Kompen, Kristoffer | Kristoffer Kompen | Musician | 2017 - 2018 | 2 | |
| Kamil, Goran | Goran Kamil | Musician | 1997 | 1 | |
| Kazemi, Milad | Milad Kazemi | Musician | 2019 | 1 | |
| Khosravani, Ali | Ali Khosravani | Musician | 2019 | 1 | |
| Koozehgar, Yasaman | Yasaman Koozehgar | Musician | 2015 | 1 | |
| Kaiser, Daniel | Daniel Kaiser | Musician | 2016 | 1 | |
| Kjell, Hapiakk | Hapiakk Kjell | Musician | 2008 | 1 | |
| Kluten Klaave, Severin | Severin Kluten Klaave | Musician | 2008 | 1 | |
| Kurth, Andreas | Andreas Kurth | Musician | 2021 | 7 | |
| Kvam, Thormod Rønning | Thormod Rønning Kvam | Musician | 2021 | 1 | |
| Kopelman, Romi | Romi Kopelman | Musician | 2024 | 1 | |
| Klötzke, Ernst, August | Ernst August Klötzke | Musical Director, Musician | 2008 | 2 | 1 |
| Kalker, Fabian | Fabian Kalker | Musical Director, Musician | 2015 - 2022 | 3 | |
| Kugler, Josef | Josef Kugler | Musical Director | 1932 | 1 | |
| Kindler, Hans Dietrich | Hans Dietrich Kindler | Musical Director | 1937 | 1 | |
| Kennerknecht, Hans | Hans Kennerknecht | Musical Director | 1950 | 1 | |
| Karnecki, Zbigniew | Zbigniew Karnecki | Musical Director | 1974 | 1 | |
| Kabelač, Miroslav | Miroslav Kabelač | Musical Director | 1979 | 2 | |
| Kloke, Eberhard | Eberhard Kloke | Musical Director | 1975 | 1 | |
| Kovatzi-Skaltsa, Rena | Rena Kovatzi-Skaltsa | Musical Director | 1972 | 1 | |
| Kostřiba, Josef | Josef Kostřiba | Musical Director | 1988 | 1 | |
| Karger, Reinhard | Reinhard Karger | Musical Director | 1994 | 1 | |
| Kyriakaki-Loukissa, Olympia | Olympia Kyriakaki-Loukissa | Musical Director | 1978 - 2002 | 2 | |
| Krieg, Matthias | Matthias Krieg | Musical Director | 2016 | 1 | |
| Klinkenberg, Regina | Regina Klinkenberg | Musical Director | 2016 | 1 | |
| Kühlein, Fabian | Fabian Kühlein | Musical Director | 2011 | 1 | |
| Korth, Michael | Michael Korth | Musical Director | 2015 | 1 | |
| Kurn, Jeremy J. | Jeremy J. Kurn | Musical Director | 1999 | 1 | |
| Koutsoukos, Sakis | Sakis Koutsoukos | Musical Director | 1999 | 2 | |
| Kovacs, Dalma | Dalma Kovacs | Musical Director | 2016 | 1 | |
| Kirshenbaum, David | David Kirshenbaum | Musical Director | 1994 | 1 | |
| Kragset, Tove | Tove Kragset | Musical Director | 2019 | 1 | |
| Kalanov, Aleksansdar | Aleksansdar Kalanov | Musical Director | 2010 | 1 | |
| Köhler, Johannes | Johannes Köhler | Musical Director | 2021 | 1 | |
| Karadeloglou, Prodromos | Prodromos Karadeloglou | Musical Director | 2023 | 1 | |
| Kochetkov, Alexey | Alexey Kochetkov | Musical Director | 2021 | 1 | |
| Kraska, Brigitte | Brigitte Kraska | Mask Maker | 1990 - 1992 | 2 | |
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