| Janiszewski, Ireneusz | Ireneusz Janiszewski | Adaptation, Director | 2007 | 2 | 1 |
| Jacob, Pauline | Pauline Jacob | Actor | 2006 | 2 | |
| Javanroodi, Sirvan | Sirvan Javanroodi | Actor | 2007 | 2 | |
| Jeske, Emily | Emily Jeske | Actor | 2006 | 2 | |
| Janković, Vjekoslav | Vjekoslav Janković | Actor | 1996 - 2007 | 2 | |
| Joshi, Rahul | Rahul Joshi | Actor | 2006 | 2 | |
| Jeßing, Andreas | Andreas Jeßing | Actor | 2006 - 2007 | 2 | |
| Jiahua, Xu | Xu Jiahua | Costume Designer, Mask Maker | 2006 | 2 | |
| Jun, Zhang | Zhang Jun | Producer | 2006 - 2009 | 2 | |
| Joyce, Sara | Sara Joyce | Assistant Director | 2015 - 2016 | 2 | |
| Jankevičius, Agnius | Agnius Jankevičius | Director | 2006 - 2007 | 2 | |
| Jablonskytė-Rimantienė, Rimantė | Rimantė Jablonskytė-Rimantienė | Translator | 2006 - 2007 | 2 | |
| Juchheim, Andreas | Andreas Juchheim | Lighting Designer | 2008 - 2009 | 2 | |
| Johnson, Martha | Martha Johnson | Director, Sound Designer | 2006 | 2 | |
| Johnson, Tony | Tony Johnson | Adaptation, Director | 2006 | 2 | |
| Justice, Catherine, Johnson | Catherine Johnson Justice | Actor | 2008 | 2 | |
| Jackson, Peter | Peter Jackson | Lighting Designer | 2008 | 2 | |
| Johansson, Jani | Jani Johansson | Actor | 2008 - 2013 | 2 | |
| Jäger, Ingrid | Ingrid Jäger | Costume Designer | 2008 - 2009 | 2 | |
| Jerndahl, Siri, R. | Siri R. Jerndahl | Dancer | 2008 | 2 | |
| Jocelyn, JoAnna | JoAnna Jocelyn | Actor | 2008 - 2009 | 2 | |
| John, Markus | Markus John | Actor | 1989 - 1998 | 2 | |
| Jäntti, Laura | Laura Jäntti | Director | 2008 | 2 | |
| Junnikkala, Kari | Kari Junnikkala | Designer | 2008 | 2 | 4 |
| Just, Eva Christine | Eva Christine Just | Actor | 2008 | 2 | |
| Joannides, Alex | Alex Joannides | Composer, Musical Director | 2009 | 2 | |
| Janssen, Richard | Richard Janssen | Composer | 2008 - 2009 | 2 | |
| Jun, Shi | Shi Jun | Adaptation, Director | 2009 | 2 | 1 |
| Jürgens, Peeter | Peeter Jürgens | Actor | 2001 - 2010 | 2 | |
| Jones, Felicity | Felicity Jones | Actor | 2009 - 2025 | 2 | 1 |
| Jakovļevs, Ģirts | Ģirts Jakovļevs | Actor | 2009 - 2010 | 2 | |
| Jost, Peter, P. | Peter P. Jost | Actor | 1965 | 2 | |
| Jose, Valayil Koshy | Valayil Koshy Jose | Lighting Designer | 2010 | 2 | |
| Jónsson, Bjarni | Bjarni Jónsson | Dramaturg, Translator | 2011 | 2 | |
| Jennings, Graeme | Graeme Jennings | Actor | 2012 | 2 | |
| Jerome, Roger | Roger Jerome | Actor | 1962 - 1963 | 2 | |
| Johns, Andrew | Andrew Johns | Actor, Designer | 1963 | 2 | |
| Jeans, Ursula | Ursula Jeans | Actor | 1939 - 1962 | 2 | |
| Jurukov, Teodor | Teodor Jurukov | Actor | 1960 - 1977 | 2 | |
| James, Miller | Miller James | Costume Designer | 2011 | 2 | |
| Jurowski, Patrick | Patrick Jurowski | Actor | 2011 | 2 | |
| Jamison, Claire | Claire Jamison | Actor | 2011 - 2013 | 2 | |
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