| Jednowski, Marian, | Marian Jednowski | Actor, Director | 1898 - 1916 | 19 | |
| Jandl, Jolanda, | Jolanda Jandl | Costume Designer, Mask Maker | 1988 - 2005 | 19 | |
| Jenseg, Bjørn | Bjørn Jenseg | Actor | 1962 | 19 | |
| Jacobsen, Ellen, | Ellen Jacobsen | Actor | 1893 - 1896 | 19 | |
| Jörissen, Henrike Johanna | Henrike Johanna Jörissen | Actor | 2008 - 2013 | 19 | |
| Jenkins, Owen | Owen Jenkins | Actor | 2006 - 2018 | 19 | 1 |
| Jiang, Han | Han Jiang | Designer, Lighting Designer | 2006 - 2015 | 20 | |
| Jiřík, Ludĕk | Ludĕk Jiřík | Actor | 1995 - 2006 | 20 | |
| Johnson, Rebecca | Rebecca Johnson | Actor | 2013 - 2014 | 20 | 2 |
| Jansrud, Ida, | Ida Jansrud | Actor | 1990 - 2000 | 21 | |
| Jørstad, Eirik, | Eirik Jørstad | Sound Designer | 2003 | 22 | |
| Joner, Sverre Indris, | Sverre Indris Joner | Composer | 2004 - 2006 | 22 | |
| Johansen, Jonatan Filip, | Jonatan Filip Johansen | Actor | 2006 - 2018 | 23 | |
| Jonsson, Per, A. | Per A. Jonsson | Costume Designer, Designer | 1978 - 1991 | 23 | |
| Johannessen, Doris, | Doris Johannessen | Actor | 1905 - 1928 | 24 | |
| Jorge, Isabel, | Isabel Jorge | Actor | 2006 - 2017 | 24 | 6 |
| Jacobsen, Eva | Eva Jacobsen | Mask Maker | 1984 | 24 | |
| Jacobsen, Julius, | Julius Jacobsen | Actor | 1887 | 25 | 1 |
| Johnston, Brian | Brian Johnston | Dramaturg, Translator | 1984 - 2012 | 25 | |
| Juel, Emma, | Emma Juel | Actor | 1902 - 2006 | 26 | |
| Johannessen, Ellen Birgitte, | Ellen Birgitte Johannessen | Actor | 2000 - 2006 | 26 | |
| Johansson , Jan, | Jan Johansson | Designer | 2006 | 26 | |
| James, Jeff | Jeff James | Assistant Director | 2017 - 2018 | 26 | |
| Johannessen, Birgit | Birgit Johannessen | Mask Maker | 1984 | 27 | |
| James, Louis, | Louis James | Actor, Director | 1908 - 1909 | 28 | |
| Johannesen, Nils Jakob, | Nils Jakob Johannesen | Actor, Dancer | 2001 - 2004 | 28 | |
| Janse, Herbert, | Herbert Janse | Designer | 1997 - 2003 | 30 | |
| Julin, Yngvar, | Yngvar Julin | Costume Designer, Designer | 2006 - 2008 | 30 | |
| Juell, Johanne, | Johanne Juell | Actor | 1867 - 1891 | 31 | 1 |
| Jørgensen, Joakim Dan, | Joakim Dan Jørgensen | Actor | 2003 - 2009 | 31 | |
| Jacobsen, Anne Marit, | Anne Marit Jacobsen | Actor | 1970 - 2007 | 32 | 2 |
| Juell, Mathias, | Mathias Juell | Actor | 1861 - 1889 | 32 | |
| Jarvis, Christopher | Christopher Jarvis | Actor | 2007 - 2008 | 32 | |
| Jørgensen, Ingrid, | Ingrid Jørgensen | Actor | 1992 - 2019 | 34 | |
| James, Malcolm | Malcolm James | Actor | 1993 - 2008 | 34 | |
| Josephson, Ludvig, | Ludvig Josephson | Director | 1873 - 1896 | 35 | 1 |
| Jordal, Helge, | Helge Jordal | Actor | 1986 - 2008 | 36 | |
| Johannessen, Trine Falch, | Trine Falch Johannessen | Actor | 1990 - 1999 | 37 | |
| Jan Eirik Svanø | Jan Eirik Svanø | Actor | 1978 | 38 | |
| Jondal, Pia | Pia Jondal | Actor | 2000 - 2002 | 39 | |
| Johansson, Per, Texas | Per Texas Johansson | Musician | 2020 | 39 | |
| Jacobsen, Helvig, | Helvig Jacobsen | Actor | 1887 - 1921 | 41 | |
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