Name  | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Evalena Jönsson Lunde | Costume Designer | 2005 | 1 | |||
| - Jonsson | Actor | 1920 | 2 | |||
| Arnar Jónsson | Actor, Dancer | 1962 - 2003 | 3 | |||
| Bjarni Jónsson | Dramaturg, Translator | 2011 | 2 | |||
| Busk Margit Jonsson | Actor | 1955 | 2 | |||
| Carina Jonsson | Actor | 1971 | 1 | |||
| Carl Jönsson | Actor, Director | 1911 - 1918 | 2 | |||
| Christine Jonsson | Actor | 2011 | 4 | |||
| Emelie Jonsson | Actor | 2016 | 1 | |||
| Gísli Rúnar Jónsson | Actor | 1908 - 1973 | 2 | |||
| Guðbrandur Jónsson | Translator | 1928 | 1 | |||
| Gun Jönsson | Director, Translator | 1971 | 2 | |||
| Helén Jonsson | Composer | 2002 - 2003 | 3 | |||
| Hilmar Jónsson | Actor | 1991 | 2 | |||
| Jónas H. Jónsson | Actor | 1908 | 1 | |||
| Karl Jönsson | Actor | 1903 - 1923 | 3 | |||
| Karl Jönsson | Actor, Musician | 2001 | 3 | |||
| Kjell Jönsson | Actor | 1960 | 1 | |||
| Klemens Jónsson | Actor | 1954 - 1976 | 4 | |||
| Kristján Jóhann Jónsson | Translator | 1996 | 1 | |||
| Mattias Jonsson | Lighting Designer | 2003 | 1 | 1 | ||
| Pálmi Jónsson | Actor | 1923 | 1 | |||
| Per Jonsson | Actor | 1972 - 1983 | 6 | 1 | ||
| Per A. Jonsson | Costume Designer, Designer | 1978 - 1996 | 27 | |||
| Sigurður Jónsson | Actor | 1928 | 1 | |||
| Sören Jonsson | Actor | 1988 | 1 | |||
| Stefán Jónsson | Actor | 1944 | 1 | |||
| Stefán Jónsson | Actor | 1971 - 1978 | 2 | |||
| Þórarinn Jónsson | Actor | 1908 | 1 | |||
| Þorbjörn Jónsson | Actor | 1975 | 1 | |||
| Bjarna Jónssonar | Translator | 1952 | 1 | |||
| Anna Skadal Jonstad | 1 | |||||
| László Joó | Actor | 1988 | 1 | |||
| Piroska Joó | Actor | 1965 | 1 | |||
| Toomas Jööger | Dancer | 2001 | 1 | |||
| Walther Jooß | Actor | 1914 | 1 | |||
| Ev Joost | Actor | 2002 | 1 | |||
| Jenny Jope | Actor | 2017 | 3 | |||
| Joneal Joplin | Actor | 1996 | 1 | |||
| Scott Joplin | Composer | 1994 | 1 | |||
| Arthur Jopp | Director | 1951 | 1 | |||
| Kate Jopson | Director | 2014 | 1 | |||