| Ito, Brenda May | Brenda May Ito | Choreographer | 2004 | 1 | |
| I, Schiff, | Schiff I | Actor | 1894 – 1895 | 1 | |
| II, Schiff, | Schiff II | Actor | 1894 – 1895 | 1 | |
| Iyer, Sukanya | Sukanya Iyer | Actor | 2010 | 1 | |
| Iwanowitsch, Inge | Inge Iwanowitsch | Actor | 1972 | 1 | |
| Israel, Jennie | Jennie Israel | Actor | 2011 | 1 | |
| Ingólfsson, Þorvaldur | Þorvaldur Ingólfsson | Actor | 1944 | 1 | |
| Isackes, Morgan | Morgan Isackes | Actor | 1988 | 1 | |
| Isachsen, Janny, | Janny Isachsen | Actor | 1857 | 1 | 1 |
| Iversen, Justine, | Justine Iversen | Actor | 1861 | 1 | |
| Ihle, Frk., | Frk. Ihle | Actor | 1878 – 1879 | 1 | |
| Ingberg, Fanny, | Fanny Ingberg | Actor | 1882 | 1 | |
| Ingman, M. W., | M. W. Ingman (M. W. Ingman) | Actor | 1883 | 1 | |
| Irish, Annie, | Annie Irish | Actor | 1889 | 1 | |
| Isaac, -, | - Isaac | Actor | 1896 | 1 | |
| Inemann, Rudolf, | Rudolf Inemann | Director | 1899 | 1 | |
| intendant, teatrets, | teatrets intendant | Director | 1920 | 1 | |
| Indra, Ferdinand, | Ferdinand Indra | Actor | 1902 | 1 | |
| Imme, L., | L. Imme | Actor | 1918 | 1 | |
| Iltz, Walter, | Walter Iltz | Actor | 1920 | 1 | |
| Iteh m. fl., Heinz, | Heinz Iteh m. fl. | Actor | 1921 | 1 | |
| Islin, Gustl, | Gustl Islin | Actor | 1924 | 1 | |
| Ilse, Asta, | Asta Ilse | Actor | 1931 | 1 | |
| Itter, Käthe, | Käthe Itter | Actor | 1932 | 1 | |
| Ibsen-Ausgabe, Übersetzung der großen deutschen, | Übersetzung der großen deutschen Ibsen-Ausgabe | Translator | 1934 | 1 | |
| Imkamp, Anton, | Anton Imkamp | Actor | 1940 | 1 | |
| Isterheil, Heinz, | Heinz Isterheil | Actor | 1947 – 1948 | 1 | |
| Ising, -, | - Ising | Actor | 1901 | 1 | |
| Ivánfi, -, | - Ivánfi | Actor | 1901 | 1 | |
| Isaïa, Smaragda, | Smaragda Isaïa | Actor | 1902 | 1 | |
| Indriðadóttir, Ingibjörg, | Ingibjörg Indriðadóttir | Actor | 1903 | 1 | |
| Isaïas, Xenofon, | Xenofon Isaïas | Actor | 1903 | 1 | |
| Italiaander, -, | - Italiaander | Actor | 1908 | 1 | |
| Ichikawa, Sadanji, | Sadanji Ichikawa | Actor | 1909 | 1 | |
| Ichikawa, Danshi, | Danshi Ichikawa | Actor | 1909 | 1 | |
| Ichikawa, Enjaku, | Enjaku Ichikawa | Actor | 1909 | 1 | |
| Ichikawa, Samasu, | Samasu Ichikawa | Actor | 1909 | 1 | |
| Ichikawa, Shocho, | Shocho Ichikawa | Actor | 1909 | 1 | |
| Iliinskaia, Varvara, | Varvara Iliinskaia | Actor | 1909 | 1 | |
| Iakovidou, Aspasia, | Aspasia Iakovidou | Actor | 1909 | 1 | |
| Interne Teater, Studentersamfundets, | Studentersamfundets Interne Teater | Adaptation | 1994 | 1 | |
| Iversen, Mette, | Mette Iversen | Actor | 1993 – 1994 | 1 | |
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