| James, Wally | Wally James | Actor | | 1 | |
| Jorio, Tatiana Alexa | Tatiana Alexa Jorio | Actor | 2024 | 1 | |
| James, Suzann | Suzann James | Actor | 2024 | 1 | |
| Jordan, Jon | Jon Jordan | Actor | 2024 | 1 | |
| Johnson, Jeremy | Jeremy Johnson | Actor, Adaptation | 1983 - 2013 | 3 | 4 |
| Jelínková, Eva | Eva Jelínková | Actor, Adaptation | 1968 - 2012 | 5 | |
| Jones, Roberto | Roberto Jones | Actor, Adaptation | 1980 - 2001 | 3 | |
| Jelínková, Kristina | Kristina Jelínková | Actor, Adaptation | 2000 - 2008 | 3 | 1 |
| Jackuliak, Ján | Ján Jackuliak | Actor, Adaptation | 2000 | 7 | |
| Juszkiewicz, Jolanta | Jolanta Juszkiewicz | Actor, Adaptation | 2005 - 2006 | 10 | |
| Janssens, Thomas | Thomas Janssens | Actor, Adaptation | 2008 | 6 | |
| Jendreyko, Hans-Dieter | Hans-Dieter Jendreyko | Actor, Adaptation, Director | 1963 - 1991 | 4 | 1 |
| Johannessen, Ola B. | Ola B. Johannessen | Actor, Adaptation, Director, Translator | 1962 - 2009 | 43 | |
| Jonker, Paul | Paul Jonker | Actor, Adaptation, Director, Translator | 1992 | 4 | |
| Jones, Eileen | Eileen Jones | Actor, Choreographer | 1936 - 1993 | 2 | |
| Janeke, Carl | Carl Janeke | Actor, Choreographer | 1928 | 2 | |
| Jansen, Vilde Sparre | Vilde Sparre Jansen | Actor, Choreographer | 1998 - 2005 | 4 | |
| Johansen, Øystein | Øystein Johansen | Actor, Choreographer, Director | 2002 - 2008 | 7 | |
| Jung, Stefan | Stefan Jung | Actor, Composer | 1984 - 1989 | 5 | |
| Jedlička, Václav | Václav Jedlička | Actor, Composer | 1968 - 2012 | 2 | |
| Jacobsen, Knut | Knut Jacobsen | Actor, Costume Designer | 1937 - 1971 | 25 | 3 |
| Jianhong, Sun | Sun Jianhong | Actor, Costume Designer | 2005 - 2006 | 16 | |
| Jameson, Maureen | Maureen Jameson | Actor, Costume Designer | 1955 | 2 | |
| Jensen, Olaf | Olaf Jensen | Actor, Dancer | 1884 - 1928 | 6 | |
| Johannesen, Nils Jakob | Nils Jakob Johannesen | Actor, Dancer | 2001 - 2006 | 28 | 1 |
| Jeremiassen, John | John Jeremiassen | Actor, Dancer | 1928 | 2 | |
| Jónsson, Arnar | Arnar Jónsson | Actor, Dancer | 1962 - 2003 | 3 | |
| Johnson, Caitlin | Caitlin Johnson | Actor, Dancer | 2009 | 6 | |
| Jalbert, Michael | Michael Jalbert | Actor, Designer | 1998 | 2 | |
| Jespersen, Nis, Jarl | Nis Jarl Jespersen | Actor, Designer | 1990 | 2 | |
| Jantzen, Koen | Koen Jantzen | Actor, Designer | 1991 - 2003 | 2 | |
| Janes, Chris | Chris Janes | Actor, Designer | 2005 | 2 | |
| Johns, Andrew | Andrew Johns | Actor, Designer | 1963 | 2 | |
| Jacobson, Andrew | Andrew Jacobson | Actor, Designer | 1939 | 2 | |
| Jensen, Derek | Derek Jensen | Actor, Designer, Director, Lighting Designer, Sound Designer | 2010 | 5 | |
| Jednowski, Marian | Marian Jednowski | Actor, Director | 1898 - 1921 | 19 | |
| Jaracz, Stefan | Stefan Jaracz | Actor, Director | 1906 - 1920 | 10 | |
| Jochim, Keith | Keith Jochim | Actor, Director | 1966 - 1988 | 4 | 1 |
| Johnson, William | William Johnson | Actor, Director | 1950 - 2011 | 3 | |
| Jørgensen, Christian | Christian Jørgensen | Actor, Director | 1850 - 1861 | 4 | 1 |
| Jenke, Karl | Karl Jenke | Actor, Director | 1876 - 1878 | 6 | 1 |
| Jeßner, Leopold | Leopold Jeßner | Actor, Director | 1901 - 1931 | 66 | |
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