| Kelly, Katherine Wick | Katherine Wick Kelly | Actor | 1922 - 1930 | 2 | |
| Keith-Johnston, Colin | Colin Keith-Johnston | Actor | 1922 - 1939 | 2 | |
| Krauklis, Nikolajs | Nikolajs Krauklis | Actor | 1923 - 1939 | 2 | |
| Knudssøn, Dagen | Dagen Knudssøn | Actor | 1923 | 2 | |
| Krimer, Harry | Harry Krimer | Actor | 1924 - 1926 | 2 | |
| Kļava, Jānis | Jānis Kļava | Actor, Director | 1924 | 2 | |
| Knudsen, Colbjörn | Colbjörn Knudsen | Actor | 1925 - 1936 | 2 | |
| Kotsali, Angeliki | Angeliki Kotsali | Actor | 1926 - 1962 | 2 | |
| Kinzinger, Gabriele | Gabriele Kinzinger | Actor | 1975 - 1984 | 2 | |
| Klein, Heinz Joachim | Heinz Joachim Klein | Director | 1960 - 1975 | 2 | |
| Kenton, Godfrey | Godfrey Kenton | Actor | 1927 - 1928 | 2 | |
| Krejčová, Magda | Magda Krejčová | Actor | 1928 | 2 | |
| Keogh, Barbara | Barbara Keogh | Actor | 1975 - 1976 | 2 | |
| Kroneberg, Immo | Immo Kroneberg | Actor | 1974 - 1975 | 2 | |
| Koppendorfer, Franz | Franz Koppendorfer | Costume Designer, Designer | 1973 | 2 | |
| Kibart, David | David Kibart | Designer | 1974 - 1980 | 2 | |
| Kilian, Rosemarie | Rosemarie Kilian | Actor | 1966 - 1974 | 2 | |
| Kosugi, Yoshio | Yoshio Kosugi | Actor | 1925 - 1928 | 2 | |
| Kreysern, Eberhard | Eberhard Kreysern | Actor | 1920 - 1928 | 2 | |
| Klein, Barbara | Barbara Klein | Actor | 1975 - 1991 | 2 | |
| Karlsson, Jon | Jon Karlsson | Actor | 2006 | 2 | 1 |
| Klinga, Elin | Elin Klinga | Actor | 2006 | 2 | 1 |
| Kanzaï, - | - Kanzaï | Composer | 2002 | 2 | |
| Koné, Manibi | Manibi Koné | Actor | 2002 | 2 | |
| Kruse, Jan | Jan Kruse | Actor | 1998 | 2 | |
| Keir, Sasha | Sasha Keir | Costume Designer | 1990 | 2 | |
| Kolehmainen, Eero-Pekka | Eero-Pekka Kolehmainen | Composer | 1995 - 1996 | 2 | |
| Klintrup, Anna-Maria | Anna-Maria Klintrup | Actor | 1995 - 1996 | 2 | |
| Kiiskinen, Vera | Vera Kiiskinen | Actor | 1995 - 1996 | 2 | |
| Kabre, Athanase | Athanase Kabre | Actor | 1992 | 2 | |
| Kellogg, Marjorie Bradley | Marjorie Bradley Kellogg | Designer | 1981 - 1990 | 2 | 1 |
| Kalinina, Elena | Elena Kalinina | Actor | 1996 - 2013 | 2 | |
| Krobot, Ivo | Ivo Krobot | Director | 1995 - 1996 | 2 | |
| Kranidiotis, Panos | Panos Kranidiotis | Actor | 1990 - 1991 | 2 | |
| Kopernikus, Nicolaj | Nicolaj Kopernikus | Actor | 2006 | 2 | 2 |
| Kay, Arthur W. | Arthur W. Kay | Director | 1928 - 1967 | 2 | |
| Košak, Vinko | Vinko Košak | Translator | 1928 - 1929 | 2 | |
| 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 | |
| Kalanke, Renate | Renate Kalanke | Costume Designer | 1965 - 1974 | 2 | |
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