| Name | Functions | Event Dates  | Events | Resources | ||
|---|---|---|---|---|---|---|
| Kazuo Iwamura | Lighting Designer | 1924 - 1925 | 2 | |||
| Gustl Islin | Actor | 1924 | 1 | |||
| Lillebil Ibsen | Actor | 1923 - 1956 | 10 | 1 | ||
| Draga Ilić (Драга Илић) | Actor | 1923 - 1934 | 2 | |||
| Hans Immisch | Actor | 1923 - 1933 | 3 | |||
| Victor Ivarson | Actor, Director | 1923 - 1928 | 6 | 1 | ||
| Alfred Isaksen | Actor | 1923 | 1 | |||
| Osamu Ishikawa | Actor | 1923 | 1 | |||
| Mihailo Isailović | Actor, Director | 1923 | 2 | |||
| Sima Ilić (Сима Илић) | Actor | 1923 | 1 | |||
| Miklós Izsó | Actor | 1922 - 1927 | 3 | |||
| Margit Izsáki | Actor | 1922 - 1927 | 3 | |||
| Elizabeth Irving | Actor | 1922 | 1 | |||
| Antti Idström | Actor | 1922 | 1 | |||
| Gisa Iven | Actor | 1922 | 1 | |||
| Peter Ihle | Actor | 1921 - 1927 | 2 | |||
| Miţi Ignatescu-Dobrescu | Actor | 1921 - 1924 | 5 | |||
| Mihailo Isajlović | Director | 1921 - 1923 | 2 | |||
| Heinz Iteh m. fl. | Actor | 1921 | 1 | |||
| Jon Iversen | Actor | 1921 | 1 | |||
| G. Iliescu | Actor | 1921 | 1 | |||
| Ion Livescu | Actor | 1920 - 1923 | 5 | |||
| teatrets intendant | Director | 1920 | 1 | |||
| Walter Iltz | Actor | 1920 | 1 | |||
| Ernst Immich | Director | 1920 | 1 | |||
| Anna Ivarson-Moe | Actor, Director | 1919 - 1928 | 11 | 1 | ||
| L. Imme | Actor | 1918 | 1 | |||
| Grete Imle | Actor | 1917 - 1924 | 2 | |||
| Didi Ivarson | Actor | 1917 - 1918 | 3 | |||
| Axel Illum | Actor | 1917 | 2 | |||
| Joza Ivakić | Director | 1917 | 1 | |||
| Edvin Ingberg | Actor | 1916 - 1937 | 8 | |||
| Toni Impekoven | Actor | 1916 | 1 | |||
| Irén M. Iványi | Actor | 1914 - 1941 | 7 | |||
| Grete Ilm | Actor | 1914 | 3 | |||
| Kanae Iwasaki | Actor | 1914 | 1 | |||
| Yoshino Igarashi | Actor | 1914 | 1 | |||
| Jenő Ivánfi | Director | 1914 | 1 | 1 | ||
| Kálmánné Izsó | Actor | 1914 | 1 | |||
| Ennosuke Ichikawa | Actor, Director | 1913 - 1922 | 3 | |||
| Kujaku Igawa | Actor | 1913 - 1914 | 2 | |||
| Hiroshi Inatomi | Actor | 1913 | 1 | |||