| Jewel, Alden | Alden Jewel | Actor | 1908 | 1 | |
| Judik, Etel B. | Etel B. Judik | Actor | 1908 | 1 | |
| Janev, Hristo | Hristo Janev | Actor | 1908 - 1909 | 2 | |
| Janecka, Janina | Janina Janecka | Actor | 1908 - 1909 | 2 | |
| Jessen, Gerhard | Gerhard Jessen | Actor | 1909 - 1926 | 3 | |
| Jessen, Jakoba | Jakoba Jessen | Actor | 1909 | 1 | |
| Joachim, W.B. | W. B. Joachim (W.B. Joachim) | Actor | 1909 | 2 | |
| Janiczówna, Janina | Janina Janiczówna | Actor | 1909 - 1910 | 2 | |
| Jankov, Nedelju | Nedelju Jankov | Actor | 1909 | 1 | |
| Jēkabsons, Kārlis | Kārlis Jēkabsons | Translator | 1910 | 1 | |
| Johannisson, Nils | Nils Johannisson | Actor | 1910 - 1940 | 4 | |
| Jarocka, Jadwiga (?) | Jadwiga (?) Jarocka | Actor | 1910 | 1 | |
| Jarszewska, Wanda | Wanda Jarszewska | Actor | 1910 - 1919 | 5 | |
| Johansson, Carina M. | Carina M. Johansson | Actor | 1990 - 2025 | 2 | |
| Johansen, Tore | Tore Johansen | Actor | 1990 - 1992 | 2 | |
| Jacobsen, Pia | Pia Jacobsen | Actor | 1990 | 1 | |
| Jansrud, Ida | Ida Jansrud | Actor | 1990 - 2000 | 21 | |
| Johnsen, Asbjørn | Asbjørn Johnsen | Lighting Designer | 1983 - 1991 | 4 | |
| Jacobsen, Ansgar | Ansgar Jacobsen | Actor | 1946 | 1 | |
| Jacobsen, Leif | Leif Jacobsen | Actor | 1971 - 1981 | 3 | |
| Johansen, Wenche | Wenche Johansen | Mask Maker | 1986 | 1 | |
| Johannessen, Trine Falch | Trine Falch Johannessen | Actor | 1990 - 1999 | 37 | |
| Johannessen, Bendik Ø. | Bendik Ø. Johannessen | Actor | 1993 - 2003 | 4 | |
| Jansen, Gustav H. | Gustav H. Jansen | Actor | 1993 | 2 | |
| Johnsen, Tone | Tone Johnsen | Actor | 1993 | 1 | |
| Jonassen, Martin Brage | Martin Brage Jonassen | Actor | 1994 | 3 | |
| Janáček, Leoš | Leoš Janáček | Composer | 1994 - 1996 | 3 | |
| Joner, Kristoffer | Kristoffer Joner | Actor | 1994 | 1 | |
| Jøntvedt, Jørn | Jørn Jøntvedt | Designer | 1995 - 1996 | 2 | |
| Johansen, Silje | Silje Johansen | Actor | 1995 | 1 | |
| Jensen, Vidar Røis | Vidar Røis Jensen | Actor | 1995 | 1 | |
| Johnsen, Bjarne R. | Bjarne R. Johnsen | Actor | 1996 - 2013 | 3 | |
| Jandl, Peter | Peter Jandl | Actor | 1996 | 1 | |
| Jacobsen, Lars | Lars Jacobsen | Actor | 1998 - 2004 | 3 | |
| Jansen, Vilde Sparre | Vilde Sparre Jansen | Actor, Choreographer | 1998 - 2005 | 4 | |
| Jonassen, Roy Lie | Roy Lie Jonassen | Director | 1998 - 2006 | 2 | |
| Jansrud, Guro | Guro Jansrud | Actor | 1999 - 2000 | 4 | |
| Jansen, Eirin Hallangen | Eirin Hallangen Jansen | Actor | 1999 - 2000 | 5 | |
| Jensæg, Bjørn | Bjørn Jensæg | Actor | 2000 | 1 | |
| Johansen, Erik | Erik Johansen | Actor | 1985 - 2000 | 2 | |
| Jacobsen, Caroline | Caroline Jacobsen | Actor | 2001 | 6 | |
| Johnsen, Arne Edvard | Arne Edvard Johnsen | Sound Designer | 2001 | 1 | |
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