| ina, Ko | Ko ina (Ko ina) | | | | |
| Ibsen-Ausgabe, Übersetzung der großen deutschen | Übersetzung der großen deutschen Ibsen-Ausgabe (Übersetzung der großen deutschen Ibsen-Ausgabe) | | | | |
| Innset, Iver | Iver Innset | | | | |
| Ikse, Lina | Lina Ikse | | | | 4 |
| Ignatiadis, Thodoros | Thodoros Ignatiadis | | | | |
| Ilsaas, Tove | Tove Ilsaas | | | | 1 |
| Iványi, Irén M. | Irén M. Iványi (Irén M. Iványi) | Actor | 1914 - 1941 | 7 | |
| Isgandarli, Sanubar | Sanubar Isgandarli (Sanubar Isgandarli) | Actor | 2006 | 1 | |
| Ingilizova, Anastasija | Anastasija Ingilizova (Anastasija Ingilizova) | Actor | 2006 | 1 | |
| Ibsen, Lillebil | Lillebil Ibsen (Lillebil Ibsen) | Actor | 1923 - 1956 | 10 | 1 |
| Ichihara, Etsuko | Etsuko Ichihara (Etsuko Ichihara) | Actor | 1968 | 1 | |
| Icke, Gisela | Gisela Icke (Gisela Icke) | Actor | 1973 - 1980 | 2 | |
| Ida, Shuji | Shuji Ida (Shuji Ida) | Actor | 1968 - 1994 | 4 | |
| Igawa, Kujaku | Kujaku Igawa (Kujaku Igawa) | Actor | 1913 - 1914 | 2 | |
| Igová, Cvetana | Cvetana Igová (Cvetana Igová) | Actor | 1975 | 1 | |
| Iida, Kazuhei | Kazuhei Iida (Kazuhei Iida) | Actor | 1989 | 1 | |
| Ikonen, Ansa | Ansa Ikonen (Ansa Ikonen) | Actor | 1943 - 1955 | 3 | |
| Ilku, David | David Ilku (David Ilku) | Actor | 2000 | 1 | 1 |
| Illers, Susanne | Susanne Illers (Susanne Illers) | Actor | 1980 - 1983 | 2 | |
| Imhoof, Erika | Erika Imhoof (Erika Imhoof) | Actor | 2002 | 1 | 1 |
| Ingargiola, Alessandra | Alessandra Ingargiola (Alessandra Ingargiola) | Actor | 2002 - 2005 | 16 | |
| Ingham, Barrie | Barrie Ingham (Barrie Ingham) | Actor | 1979 | 1 | |
| Ingham, Richard | Richard Ingham (Richard Ingham) | Actor | 1964 | 1 | |
| Inman, Belle | Belle Inman (Belle Inman) | Actor | 1883 | 1 | |
| Innes, Elaine | Elaine Innes (Elaine Innes) | Actor | 2003 | 1 | |
| Innilä, Jouni | Jouni Innilä (Jouni Innilä) | Actor | 1998 - 2002 | 4 | |
| Inoue, Ken-ichi | Ken-ichi Inoue (Ken-ichi Inoue) | Actor | 2006 | 1 | |
| Iosifescu, Cerasela | Cerasela Iosifescu (Cerasela Iosifescu) | Actor | 1992 | 1 | |
| Iribarren, Mateo | Mateo Iribarren (Mateo Iribarren) | Actor | 2006 | 1 | |
| Irrall, Elfriede | Elfriede Irrall (Elfriede Irrall) | Actor | 1969 - 2009 | 10 | |
| Irrmisch, Holger | Holger Irrmisch (Holger Irrmisch) | Actor | 1996 - 2007 | 18 | 2 |
| Isachsen, Andreas | Andreas Isachsen (Andreas Isachsen) | Actor | 1853 - 1891 | 55 | 3 |
| Iselin, Anita | Anita Iselin (Anita Iselin) | Actor | 1996 - 2007 | 7 | |
| Isherwood, Paul | Paul Isherwood (Paul Isherwood) | Actor | 2002 | 1 | |
| Israel, Gertrud | Gertrud Israel (Gertrud Israel) | Actor | 1909 | 1 | |
| Istvan, Karlyn | Karlyn Istvan (Karlyn Istvan) | Actor | 1974 | 1 | |
| Ito, Hatsuo | Hatsuo Ito (Hatsuo Ito) | Actor | 1984 | 1 | |
| Ito, Katsu | Katsu Ito (Katsu Ito) | Actor | 1997 | 1 | |
| Ito, Kazuko | Kazuko Ito (Kazuko Ito) | Actor | 2000 - 2012 | 10 | |
| Ivan, Rosalind | Rosalind Ivan (Rosalind Ivan) | Actor | 1907 - 1911 | 4 | 1 |
| Ivanilova, Ljudmila | Ljudmila Ivanilova (Ljudmila Ivanilova) | Actor | 1999 | 1 | |
| Ivarson, William | William Ivarson (William Ivarson) | Actor | 1900 - 1934 | 37 | 1 |
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