| Jirásek, Jaroslav | Jaroslav Jirásek | Actor | 1940 | 1 | |
| Josephson, Mirjam | Mirjam Josephson | Actor | 1940 | 2 | |
| Johnson, Milton | Milton Johnson | Conductor | 1940 | 1 | |
| Joseph, Allen | Allen Joseph | Actor | 1940 | 2 | |
| Janssens, Magda | Magda Janssens | Actor | 1940 - 1943 | 2 | |
| Jávor, Pál | Pál Jávor | Actor | 1941 | 2 | |
| Jaschke, Artur | Artur Jaschke | Actor | 1941 | 1 | |
| Jaschik, Álmos | Álmos Jaschik | Designer | 1941 | 1 | |
| Jenčík, Joe (Josef) | Joe (Josef) Jenčík | Choreographer | 1941 | 1 | |
| Jirásková, Milada | Milada Jirásková | Actor | 1941 | 1 | |
| Jeník, Miloslav | Miloslav Jeník | Actor | 1941 | 1 | |
| Jenkins, Bill | Bill Jenkins | Actor | 1941 | 1 | |
| Jolles, Stella | Stella Jolles | Actor | 1941 | 1 | |
| Johnson, Marion | Marion Johnson | Actor | 1941 | 1 | |
| Ješić, A | A Ješić | Actor | 1941 | 1 | |
| Jerrard, John | John Jerrard | Actor | 1941 | 1 | |
| Jensen, Christian | Christian Jensen | Actor | 1941 - 1943 | 2 | |
| Judtmann, Fritz | Fritz Judtmann | Designer | 1941 - 1956 | 3 | |
| Jockisch, Dr. Walter | Walter Jockisch (Dr. Walter Jockisch) | Director | 1942 | 1 | |
| Jorgenson, Herman | Herman Jorgenson | Actor | 1942 | 1 | |
| Jurgensen, Kai | Kai Heiberg-Jurgensen | Adaptation, Director, Translator | 1942 - 1957 | 4 | |
| Jürgo, Juhan | Juhan Jürgo | Actor | 1943 | 2 | |
| Joho, Rudolf | Rudolf Joho | Director | 1943 | 3 | |
| Jones, Maurice | Maurice Jones | Actor, Director | 1943 | 2 | |
| Jamois, Marguerite | Marguerite Jamois | Actor, Director | 1943 | 2 | |
| Jernek, Karel | Karel Jernek | Director | 1943 - 1966 | 2 | |
| Jahnberg, Håkan | Håkan Jahnberg | Actor | 1943 - 1997 | 7 | |
| Jónsson, Stefán | Stefán Jónsson | Actor | 1944 | 1 | |
| Jurado, Katy | Katy Jurado | Actor | 1944 | 1 | |
| Jørgensen, Frode | Frode Jørgensen | Actor | 1944 | 1 | |
| Jónasdóttir, Emelía | Emelía Jónasdóttir | Actor | 1944 - 1962 | 2 | |
| Jessen, Henry | Henry Jessen | Actor | 1944 - 1978 | 6 | |
| Johnston, Oliver | Oliver Johnston | Actor | 1946 | 1 | |
| Jacobsen, Ansgar | Ansgar Jacobsen | Actor | 1946 | 1 | |
| Józefowicz, Leon | Leon Józefowicz | Actor | 1946 | 1 | |
| Judkins, Esther | Esther Judkins | Actor | 1946 | 3 | |
| Jones, Ruth Ann | Ruth Ann Jones | Actor | 1946 | 2 | |
| Jackson, Helen, Alice | Helen Alice Jackson | Actor | 1946 | 1 | |
| Jackson, Anne | Anne Jackson | Actor | 1946 - 1950 | 3 | |
| Jauregui, Noureen | Noureen Jauregui | Actor | 1947 | 1 | |
| Jackson, Scott | Scott Jackson | Designer, Lighting Designer | 1947 | 2 | |
| Jorgensen, Franc | Franc Jorgensen | Actor | 1947 | 2 | |
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