| Name | Functions | Event Dates | Events  | Resources | ||
|---|---|---|---|---|---|---|
| Henrik Ibsen | Actor, Author, Director, Musical Director, Musician, Playwright, Producer, Translator | 1850 - 2023 | 24820 | 218 | ||
| Bob Ivey | Actor | 1971 | 161 | |||
| Frank Iversen | Actor | 1968 - 1990 | 116 | |||
| Andreas Isachsen | Actor | 1853 - 1891 | 55 | 2 | ||
| Sigurd Ibsen | Translator | 1893 - 2011 | 39 | 1 | ||
| William Ivarson | Actor | 1900 - 1934 | 37 | |||
| Neil Irish | Designer | 1999 | 30 | |||
| Matthijs IJgosse | Actor | 2014 - 2017 | 30 | |||
| Chukwudi Iwuji | Actor | 2016 - 2018 | 27 | |||
| Ellen Isefiær | Actor, Director | 1928 - 2006 | 26 | 2 | ||
| Gunnar Innvær | Sound Designer | 2016 - 2018 | 23 | |||
| Mariam Shaibu Itimu | Actor | 2006 | 22 | |||
| Svanhild Ivarson | Actor | 1996 - 2009 | 22 | |||
| Bodil Ipsen | Actor, Director | 1924 - 2004 | 20 | |||
| Holger Irrmisch | Actor | 1996 - 2007 | 18 | 1 | ||
| Yedwart Ingey | Actor | 1996 - 1997 | 18 | |||
| Masako Ito | Designer | 2006 - 2010 | 18 | |||
| Ola S. Isene (Ola Isene) | Actor | 1942 - 1978 | 17 | |||
| Emke Idema | Actor | 2008 | 17 | |||
| Alessandra Ingargiola | Actor | 2002 - 2005 | 16 | |||
| Giannis Iordanidis | Actor, Director, Dramaturg, Translator | 1965 - 2008 | 16 | |||
| Stian Isaksen | Actor | 2018 - 2020 | 16 | |||
| Oskar Ingenohl | Actor | 1911 - 1919 | 15 | |||
| Oddleiv Isaksen | Actor | 1997 - 2002 | 15 | |||
| Fredrik Iversen | Actor | 2001 - 2007 | 14 | |||
| Lárus Ingólfsson | Actor, Costume Designer, Designer | 1942 - 1965 | 13 | |||
| Beata Kretovicova Iden | Dancer | 2006 - 2011 | 13 | |||
| George Ibrahim | Adaptation, Director | 2008 | 12 | |||
| Silvia Iannazzo | Actor | 1995 - 1996 | 12 | |||
| Anna Ivarson-Moe | Actor, Director | 1919 - 1928 | 11 | |||
| László Ihász | Actor | 1925 - 1941 | 11 | |||
| Lillebil Ibsen | Actor | 1923 - 1956 | 10 | |||
| Elfriede Irrall | Actor | 1969 - 2009 | 10 | |||
| Kazuko Ito | Actor | 2000 - 2012 | 10 | |||
| Julius Irwin | Actor | 1893 - 1901 | 10 | |||
| Tamer Isam | Musician | 2013 | 10 | |||
| Luigi Iacuzio | Actor | 1999 - 2001 | 10 | |||
| Einar Iversen | Musical Director | 1974 | 10 | |||
| Marie Immisch | Actor | 1887 - 1909 | 9 | |||
| Hans Illiger | Actor | 1899 - 1933 | 9 | |||
| Graham Ingle | Actor | 1994 | 9 | |||
| Signe Indahl-Voss | Actor | 1928 - 1931 | 9 | |||