| Jayr, Dominique | Dominique Jayr | Actor | 2014 | 6 | |
| Joyce, Angela | Angela Joyce | Mask Maker | 1997 - 2000 | 52 | |
| Jimenez, Lydia | Lydia Jimenez | Actor | 2014 | 1 | |
| Jung, Florian | Florian Jung | Lighting Designer, Sound Designer | 2014 | 2 | |
| Jardim, Joel | Joel Jardim | Sound Designer | 1969 | 2 | |
| Jánosa, Lajos | Lajos Jánosa | Designer | 1969 | 1 | |
| Jääskeläinen, Nina | Nina Jääskeläinen | Actor | 1997 | 1 | |
| Jamplis, Elizabeth | Elizabeth Jamplis | Actor | 1971 | 1 | |
| Jarocki, Kazimierz | Kazimierz Jarocki | Actor | 1968 | 1 | |
| Jeronimo, Bob | Bob Jeronimo | Designer | 1968 | 1 | |
| John, Karl | Karl John | Actor | 1968 | 1 | |
| Johnson, LeeEllen | LeeEllen Johnson | Actor | 2008 | 1 | |
| Johnson, Deborah | Deborah Johnson | Costume Designer, Director | 2008 | 2 | |
| Janisch, Silvia | Silvia Janisch | Actor | 1968 | 3 | |
| Jarausch, Helga | Helga Jarausch | Actor | 1968 | 1 | |
| Jedlièka, Václav | Václav Jedlièka | Composer | 2012 | 1 | |
| Jedlička, Václav | Václav Jedlička | Actor, Composer | 1968 - 2012 | 2 | |
| Jelínková, Eva | Eva Jelínková | Actor, Adaptation | 1968 - 2012 | 5 | |
| Jones, Rosemary | Rosemary Jones | Actor | 1968 | 1 | |
| Juul, Sissel | Sissel Juul | Actor | 1967 | 1 | |
| Johannessen, Kjell | Kjell Johannessen | Actor | 1967 | 1 | |
| Jurgensen, Michael | Michael Jurgensen | Actor | 2004 | 1 | |
| Jones, Anne | Anne Jones | Actor | 1967 | 1 | |
| Jewelinski, Teresa | Teresa Jewelinski | Actor | 2004 | 1 | |
| Jochum, Josef | Josef Jochum | Actor | 1966 - 1983 | 8 | |
| Jakobi, Hans | Hans Jakobi | Actor | 1966 - 1967 | 2 | |
| Jovaag, Jana | Jana Jovaag | Actor | 1967 | 1 | |
| Jayston, Michael | Michael Jayston | Actor | 1967 | 1 | |
| Jaschke, Hella | Hella Jaschke | Actor | 1967 | 1 | |
| Jakobi, Muniera | Muniera Jakobi | Actor | 1967 | 1 | |
| Johansson, Yvonne | Yvonne Johansson | Actor | 1967 | 1 | |
| Jannoch, Hans-Peter | Hans-Peter Jannoch | Musician | 1967 | 2 | |
| Janka, Béla | Béla Janka | Actor | 1967 | 1 | |
| Janovics, Jenő | Jenő Janovics | Director, Producer | 1906 - 1927 | 2 | |
| Joe, Jeanne, Moy | Jeanne Moy Joe | Actor | 1966 | 1 | |
| Jernek, Karel | Karel Jernek | Director | 1943 - 1966 | 2 | |
| James, Paulette | Paulette James | Actor | 1966 | 1 | |
| Jurda, Rudolf | Rudolf Jurda | Actor | 1966 - 1968 | 3 | |
| Jasiukiewicz, Stanislaw | Stanislaw Jasiukiewicz | Actor | 1966 | 1 | |
| Jakoby, Karl, A. | Karl A. Jakoby | Actor | 1961 - 1966 | 2 | |
| James, Joseph | Joseph James | Actor | 1966 | 1 | |
| Jokela, Leo | Leo Jokela | Actor | 1966 | 1 | |
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