| Kavallieratos, Marianna | Marianna Kavallieratos | Choreographer | 2005 - 2006 | 4 | |
| Kluźniak, Dominika | Dominika Kluźniak | Actor | 2005 - 2006 | 4 | |
| Kazragyte, Doloresa | Doloresa Kazragyte | Actor | 1998 - 2000 | 4 | |
| Kirkenær, Jorunn | Jorunn Kirkenær (Jorunn Kirkenaer) | Choreographer | 1971 | 21 | |
| Kranidiotis, Panos | Panos Kranidiotis | Actor | 1990 - 1991 | 2 | |
| Knop, Václav | Václav Knop | Actor | 1990 - 1995 | 4 | |
| Kolding, Mette | Mette Kolding | Actor | 1999 - 2000 | 3 | |
| Korn, Werner | Werner Korn | Actor | 1964 - 1977 | 3 | |
| Korhonen, Siviä | Siviä Korhonen | Actor | 1928 | 1 | |
| Kay, Arthur W. | Arthur W. Kay | Director | 1928 - 1967 | 2 | |
| Košak, Vinko | Vinko Košak | Translator | 1928 - 1929 | 2 | |
| Kuhne, Friedrich | Friedrich Kuhne | Actor | 1929 | 1 | |
| Kalogeropoulou, Titsa | Titsa Kalogeropoulou | Actor | 1929 | 1 | |
| Konstantinidis, Sp. | Sp. Konstantinidis | Actor | 1929 | 1 | |
| Komisarževskis, Fjodors | Fjodors Komisarževskis | Director | 1929 | 1 | |
| Kurent, Andrej | Andrej Kurent | Actor | 1979 | 2 | |
| Kabelač, Miroslav | Miroslav Kabelač | Musical Director | 1979 | 2 | |
| Kociniak, Jan | Jan Kociniak | Actor | 1970 - 1971 | 2 | |
| Kociniak, Marian | Marian Kociniak | Actor | 1970 - 1971 | 2 | |
| Kaljord, Kim | Kim Kaljord | Actor | 1970 | 1 | |
| Kotamanidou, Eva | Eva Kotamanidou | Actor | 1978 - 1989 | 4 | |
| Kostopoulos, Lampros | Lampros Kostopoulos | Director | 1972 - 1989 | 4 | |
| Karydis, Giannis | Giannis Karydis | Costume Designer, Designer | 1978 - 1990 | 8 | |
| Keurdorst, Derek | Derek Keurdorst | Actor | 1978 | 1 | |
| Kaplan, Em. | Em. Kaplan | Director | 1911 | 1 | |
| Kmoch, - | - Kmoch | Composer | 1911 | 1 | |
| Kasparides, J. | J. Kasparides | Actor | 1911 | 1 | |
| Kamocki, Jan | Jan Kamocki | Actor | 1911 | 1 | |
| Kropf, Wolf-Karsten | Wolf-Karsten Kropf | Actor | 1974 | 1 | |
| Kalanke, Renate | Renate Kalanke | Costume Designer | 1965 - 1974 | 2 | |
| Karzau, Sonja | Sonja Karzau | Actor | 1956 - 1974 | 4 | |
| Kelly, Clare | Clare Kelly | Actor | 1974 | 1 | |
| Keegan, Barry | Barry Keegan | Actor | 1974 | 1 | |
| Knights, Robert | Robert Knights | Director | 1974 | 1 | |
| Kostova, Rossiza | Rossiza Kostova | Actor | 1974 - 1978 | 4 | |
| Kennard, Kathy | Kathy Kennard | Actor | 1975 | 1 | |
| Kerr, Tom | Tom Kerr | Director | 1975 | 1 | |
| Keatley, Gwen | Gwen Keatley | Designer | 1975 | 1 | |
| Kinch, Karl | Karl Kinch | Actor | 1970 | 1 | |
| Kwiatkiewicz, Eugenia | Eugenia Kwiatkiewicz | Actor | 1912 | 1 | |
| Košnerová, Antonie | Antonie Košnerová | Actor | 1912 - 1926 | 3 | |
| Kreutz, Jonna | Jonna Kreutz | Actor | 1912 | 1 | |
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