| Jędryka, Joanna | Joanna Jędryka | Actor | 1970 - 1972 | 5 | |
| Jitianu, Dan | Dan Jitianu | Costume Designer, Designer | 1968 - 1978 | 5 | 1 |
| Jensen, Derek | Derek Jensen | Actor, Designer, Director, Lighting Designer, Sound Designer | 2010 | 5 | |
| Johannessen, Annika | Annika Johannessen | Actor | 1980 - 2001 | 5 | |
| Joles, Steven | Steven Joles | Actor | 2012 - 2013 | 5 | |
| Jackson, Kevin | Kevin Jackson | Actor, Director | 1971 - 1987 | 5 | |
| Jung, Stefan | Stefan Jung | Actor, Composer | 1984 - 1989 | 5 | |
| Jacobi, Derek | Derek Jacobi | Actor | 1964 - 1983 | 5 | 1 |
| Järvinen, Martti | Martti Järvinen | Actor | 1973 - 2007 | 5 | |
| Jelínek, Josef | Josef Jelínek | Costume Designer, Designer | 1979 - 2007 | 5 | |
| Jones, Gemma | Gemma Jones | Actor | 1995 - 1996 | 5 | 1 |
| Jones, Lewis | Lewis Jones | Actor | 1995 - 1996 | 5 | |
| Jelínková, Eva | Eva Jelínková | Actor, Adaptation | 1968 - 2012 | 5 | |
| Jeannelle, Olivier | Olivier Jeannelle | Actor | 2003 - 2005 | 5 | |
| Jöhnk, Ben Daniel | Ben Daniel Jöhnk | Actor | 2001 - 2017 | 5 | 1 |
| Jaquillard, Dena | Dena Jaquillard | Actor | 2010 | 5 | |
| Jové, Àngela | Àngela Jové | Actor | 2012 - 2013 | 5 | |
| Jević, Milica | Milica Jević | Actor | 2011 | 5 | |
| Jurc, Vladimir | Vladimir Jurc | Actor | 1998 - 2015 | 5 | |
| Johnston, Bryan | Bryan Johnston | Actor | 1999 | 5 | |
| Jeener, Jean-Luc | Jean-Luc Jeener | Director, Lighting Designer | 2018 | 5 | |
| Jiménez, Pepe | Pepe Jiménez | Actor | 2005 - 2014 | 5 | |
| Jakobsen, Else, Ciljan | Else Ciljan Jakobsen | Costume Designer | 2019 - 2021 | 5 | |
| Joseph, Kathryn | Kathryn Joseph | Composer | 2021 | 5 | |
| Juping, Zhang | Zhang Juping (Zhang Juping) | Actor | 1998 - 2006 | 4 | 3 |
| Johanson, Ulf | Ulf Johanson (Ulf Johanson) | Actor | 1954 - 1985 | 4 | |
| Jánoskúti, Márta | Márta Jánoskúti (Márta Jánoskúti) | Costume Designer | 1995 - 2006 | 4 | 1 |
| Jelen, Gerhard | Gerhard Jelen (Gerhard Jelen) | Director | 1971 - 1975 | 4 | |
| Jenatsch, Claudia | Claudia Jenatsch (Claudia Jenatsch) | Costume Designer, Designer | 1998 | 4 | |
| Jensen, Edward | Edward Jensen (Edward Jensen) | Actor | 1880 | 4 | |
| Jochim, Keith | Keith Jochim (Keith Jochim) | Actor, Director | 1966 - 1988 | 4 | 1 |
| Jordanssen, Leif | Leif Jordanssen (Leif Jordanssen) | Composer | 2008 | 4 | |
| Jorge, Isabel | Isabel Jorge (Isabel Jorge) | Actor | 2006 - 2017 | 4 | 7 |
| Junker, Marja-Leena | Marja-Leena Junker (Marja-Leena Junker) | Director | 2000 - 2020 | 4 | |
| Jacobsen, Margrethe | Margrethe Jacobsen (Margrethe Jacobsen) | Actor | 1884 - 1888 | 4 | |
| Jeroud, Tanja Ben | Tanja Ben Jeroud (Tanja Ben Jeroud) | Actor | 2001 - 2002 | 4 | |
| Jendreyko, Hans-Dieter | Hans-Dieter Jendreyko (Hans-Dieter Jendreyko) | Actor, Adaptation, Director | 1963 - 1991 | 4 | 1 |
| Jenkinson, Gerry | Gerry Jenkinson (Gerry Jenkinson) | Lighting Designer | 1988 - 1996 | 4 | |
| Jiménez, José | José Jiménez (José Jiménez) | Lighting Designer | 1998 - 2002 | 4 | |
| James, Burton W. | Burton W. James (Burton W. James) | Actor | 1931 - 1936 | 4 | |
| James, Florence Bean | Florence Bean James (Florence Bean James) | Director | 1931 - 1936 | 4 | |
| Jørgensen, Christian | Christian Jørgensen (Christian Jørgensen) | Actor, Director | 1850 - 1861 | 4 | 1 |
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