| Jensen, Olga | Olga Jensen | Actor | 1880 - 1889 | 14 | 1 |
| Jerschke, Günther | Günther Jerschke | Actor | 1962 | 1 | 1 |
| Jochim, Keith | Keith Jochim | Actor, Director | 1966 - 1988 | 4 | 1 |
| Johannes, Albert | Albert Johannes | Actor | 1931 - 1948 | 3 | 1 |
| Johannessen, Doris | Doris Johannessen | Actor | 1905 - 1948 | 24 | 1 |
| Johansson, Douglas | Douglas Johansson | Actor | 1989 - 2007 | 45 | 1 |
| John, Alan | Alan John | Composer, Sound Designer | 2002 - 2017 | 5 | 1 |
| Johnson, Craig | Craig Johnson | Adaptation, Director, Dramaturg, Producer | 2002 - 2017 | 7 | 1 |
| Johnson, Grey | Grey Johnson | Director | 1995 | 1 | 1 |
| Johnston, Brian | Brian Johnston | Dramaturg, Translator | 1984 - 2012 | 25 | 1 |
| Jones, Cody | Cody Jones | Actor | 2002 | 1 | 1 |
| Jones, Seth | Seth Jones | Actor | 1994 - 2000 | 2 | 1 |
| Jonsson, Per | Per Jonsson | Actor | 1972 - 1983 | 6 | 1 |
| Jordan, Hanna | Hanna Jordan | Costume Designer, Designer | 1964 - 1968 | 11 | 1 |
| Joseph, Paterson | Paterson Joseph | Actor | 1991 - 2000 | 9 | 1 |
| Josephson, Erland | Erland Josephson | Actor | 1958 - 2004 | 15 | 1 |
| Joslyn, Betsy | Betsy Joslyn | Actor | 1982 | 1 | 1 |
| Joyce, Rachel | Rachel Joyce | Actor | 1994 | 1 | 1 |
| Juhl, Lars | Lars Juhl | Costume Designer, Designer | 1973 - 2001 | 9 | 1 |
| Jung, Lars | Lars Jung | Actor | 1993 - 2013 | 3 | 1 |
| Jupither, Sofia | Sofia Jupither | Adaptation, Director | 2006 - 2019 | 14 | 1 |
| Johannessen, Ellen Birgitte | Ellen Birgitte Johannessen | Actor | 2000 - 2006 | 26 | 1 |
| Jorand, Thierry | Thierry Jorand | Actor | 2000 - 2004 | 2 | 1 |
| Jenseg, Bjørn | Bjørn Jenseg | Actor | 1962 - 1987 | 19 | 1 |
| Juul, Madeleine Røn | Madeleine Røn Juul | Director, Producer | 2002 | 2 | 1 |
| Jirásek, Pavel | Pavel Jirásek | Director | 2005 | 1 | 1 |
| J. Marker, Frederick | Frederick J. Marker | Director, Translator | 1972 - 2018 | 16 | 1 |
| Jørgensen, Valborg | Valborg Jørgensen | Actor | 1879 - 1881 | 3 | 1 |
| Jacobsen, Anna | Anna Jacobsen | Actor | 1877 - 1897 | 6 | 1 |
| Jeffreys-Goodfriend, Ida | Ida Jeffreys-Goodfriend | Actor | 1889 - 1905 | 5 | 1 |
| Jurisic, Melita | Melita Jurisic | Actor | 1989 | 2 | 1 |
| Jones, David Richard | David Richard Jones | Adaptation, Director | 2002 - 2019 | 3 | 1 |
| Jendreyko, Hans-Dieter | Hans-Dieter Jendreyko | Actor, Adaptation, Director | 1963 - 1991 | 4 | 1 |
| Jones, Henry Arthur | Henry Arthur Jones | Adaptation | 1884 | 1 | 1 |
| Jancsik, Ferenc | Ferenc Jancsik | Actor | 2005 - 2010 | 3 | 1 |
| Jelenko, Siegfried | Siegfried Jelenko | Director | 1892 - 1906 | 5 | 1 |
| Jakubauskas, Sigitas | Sigitas Jakubauskas | Actor | 1988 | 1 | 1 |
| Jørgensen, Christian | Christian Jørgensen | Actor, Director | 1850 - 1861 | 4 | 1 |
| Jensen, Fredrikke | Fredrikke Jensen | Actor | 1856 - 1888 | 3 | 1 |
| Juell, Mathias | Mathias Juell | Actor | 1861 - 1889 | 32 | 1 |
| Jacobson, Louise | Louise Jacobson | Actor | 1870 - 1876 | 3 | 1 |
| Johannessen, Berent | Berent Johannessen | Actor | 1877 - 1903 | 51 | 1 |
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