| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Mr. Janisch | Actor, Director | 1889 - 1890 | 4 | |||
| Jouni Jalarvo | Actor | 1978 - 1982 | 2 | |||
| Rauli Jokelin | Director | 1978 | 1 | |||
| Anders Jonasson | Actor | 1978 | 1 | |||
| Fritz Jänicke | Actor | 1889 - 1893 | 2 | |||
| Gustav Johannes | Actor | 1890 - 1894 | 4 | |||
| Božana Jovanović | Costume Designer | 1975 - 1982 | 4 | |||
| Ulrike Johannson | Actor | 1975 | 1 | |||
| Kenton Jones | Actor | 1979 | 1 | |||
| John Jensen | Designer | 1979 | 1 | |||
| Urs Jenny | Dramaturg | 1975 | 2 | |||
| Jóhann Garðar Jóhannesson | Actor | 1975 | 1 | |||
| Þorbjörn Jónsson | Actor | 1975 | 1 | |||
| Jón Júlíusson | Actor | 1962 - 1975 | 2 | |||
| Klemens Jónsson | Actor | 1954 - 1976 | 4 | |||
| Jerzy Juk-Kowarski | Designer, Director | 1973 | 3 | |||
| Heike Jonca | Actor | 1979 | 1 | |||
| Barbara Jefford | Actor | 1971 - 1975 | 2 | |||
| Sue Jones-Davies | Actor | 1975 - 2012 | 2 | |||
| Ingemar Josephson | Actor | 1979 - 1987 | 3 | |||
| Caroline Jennings | Dancer | 1979 | 2 | |||
| Jonas Johansson | Dancer | 1979 | 2 | |||
| Klaus Jepsen | Actor | 1960 - 1979 | 3 | |||
| Malte Jaeger | Actor | 1967 - 1975 | 2 | |||
| Hans-Hermann Joest | Actor | 1975 - 1982 | 2 | |||
| Jochen Jachmann | Actor | 1981 | 1 | |||
| Vladimír Janura | Actor | 1973 | 1 | |||
| Zdenĕk Jarolímek | Actor | 1973 | 1 | |||
| Ketil Jørstad | Actor | 1978 - 1979 | 2 | |||
| Jürgen Johanns | Actor | 1979 - 1990 | 3 | |||
| Diana Jurand | Designer | 2014 | 1 | |||
| Melanie Julian | Actor | 2014 | 1 | |||
| Milan Jedlička | Actor | 1973 | 1 | |||
| Alan Johnson | Designer | 1972 | 1 | |||
| Tadeusz Jastrzębowski | Actor | 1972 - 1976 | 2 | |||
| Ingvald Meyer Johansen | Actor | 1981 | 1 | |||
| Anja Jaakkola | Actor | 1979 | 1 | |||
| Sari Jokelin | Actor | 1979 - 2013 | 2 | |||
| Aili Jokelin | Costume Designer | 1979 | 1 | |||
| Timo Jyrkiäinen | Lighting Designer | 1979 | 1 | |||
| Kari Johansen | Actor | 1981 | 1 | |||
| Andrew Joyce | Actor | 1976 | 1 | |||