| Karavaeva, V. | V. Karavaeva | Actor | 1957 | 1 | |
| Karavargyri, Ogla | Ogla Karavargyri | Costume Designer | 1995 | 16 | |
| Karaviotis, Dimitris | Dimitris Karaviotis | Actor | 2001 | 1 | |
| Karayel, Emre, Can | Emre Can Karayel | Assistant Director | 2020 | 1 | |
| Karazisis, Akylas | Akylas Karazisis | Actor | 1994 - 2015 | 3 | |
| Karban, Karl | Karl Karban | Actor, Director | 1878 - 1897 | 4 | |
| Karbasi, Mohamad | Mohamad Karbasi | Lighting Designer | 1961 | 1 | |
| Karbasnikoff, Sarah | Sarah Karbasnikoff | Actor | 1996 - 1997 | 3 | |
| Karbaum, Melanie | Melanie Karbaum | Actor | 1913 - 1916 | 4 | |
| Karbauskis, Mindaugas | Mindaugas Karbauskis | Director | 2001 - 2004 | 2 | 1 |
| Karbowski, Iliana | Iliana Karbowski | Stage Manager | 2025 | 1 | |
| Karbus, Alfréd | Alfréd Karbus | Actor | 1885 - 1891 | 2 | |
| Karch, Matthias | Matthias Karch | Designer | 1994 | 1 | |
| Karchadakis, Christos | Christos Karchadakis | Translator | 2004 - 2005 | 3 | |
| Karchow, Ernst Günther | Ernst Günther Karchow | Actor | 1913 - 1933 | 4 | |
| Karczagh, Ferenc | Ferenc Karczagh | Actor | 1995 - 2005 | 2 | |
| Karczewski, Zdzisław | Zdzisław Karczewski | Actor, Director | 1954 | 2 | |
| Karczmarska, Anna Maria | Anna Maria Karczmarska | Costume Designer, Designer | 2006 | 2 | |
| Kardaetz, Elsa | Elsa Kardaetz | Actor | 1903 | 1 | |
| Kardakaris, Konstantinos | Konstantinos Kardakaris (Κωνσταντίνος Καρδακάρης) | Technician | 2025 | 1 | |
| Kardan, Alexander | Alexander Kardan | Actor | 1920 | 1 | |
| Kardaris, Spyros | Spyros Kardaris | Lighting Designer | 2006 | 1 | |
| Kardaś, Grzegorz | Grzegorz Kardaś | Composer | 1972 | 1 | |
| Kardasz, Jordan | Jordan Kardasz | Lighting Designer | 2011 | 1 | |
| Kardell, Jan | Jan Kardell | Designer, Musical Director | 1997 | 2 | |
| Karder, Magda | Magda Karder | Choreographer | 1951 | 1 | |
| Kardos, József | József Kardos | Actor | 1965 | 1 | |
| Kǎrdžilova, Radina | Radina Kǎrdžilova (Радина Кърджилова) | Actor | 2025 | 1 | |
| Käregård, Agnes | Agnes Käregård | Musician | 2001 | 1 | |
| Karel, Irmak, Ekin | Irmak Ekin Karel | Actor | 2010 | 1 | |
| Karel, Mike | Mike Karel | Actor | 1964 | 3 | |
| Karele, Aina | Aina Karele | Actor | 1974 | 1 | |
| Karelina, Galina | Galina Karelina | Actor | 2005 - 2008 | 5 | |
| Karellis, Dimitris | Dimitris Karellis | Actor | 1974 - 1992 | 4 | |
| Karels, Brent | Brent Karels | Actor | 1978 | 1 | |
| Karels, Ryan | Ryan Karels | Actor | 2006 | 1 | |
| Kareman, Pamela Moller | Pamela Moller Kareman | Director | 2006 | 2 | 1 |
| Karén, Aarre | Aarre Karén | Actor | 1967 - 1981 | 6 | |
| Karen, Alfred | Alfred Karen | Actor | 1935 | 1 | |
| Karen, Bedřich | Bedřich Karen | Actor | 1940 | 2 | |
| Karen, James | James Karen | Actor | 1950 | 1 | |
| Karer, Fritz | Fritz Karer | Actor | 1917 | 1 | |
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