| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Igraine | - | Arthurian Romance | ||
| Ihab | - | Arabic | ||
| Ihsan | - | Arabic | ||
| Ijsbrand | - | Dutch | ||
| Ikenna | - | Western African, Igbo | ||
| Ikraam | - | Arabic | ||
| Ikram | - | Arabic | ||
| Ilarion | - | Bulgarian, Macedonian | ||
| Ile | - | Macedonian | ||
| Ilham | - | Arabic | ||
| Ilia | eel-YAH (Russian) | Georgian, Russian, Bulgarian, Old Church Slavic | ||
| Ilija | - | Macedonian, Serbian, Croatian, Bulgarian | ||
| Ilina | - | Bulgarian, Macedonian | ||
| Ilinka | - | Macedonian, Serbian, Croatian | ||
| Ilona | EE-lo-naw (Hungarian), ee-LO-nah (German), EE-lo-nah (Finnish) | Hungarian, German, Finnish, Latvian, Lithuanian, Polish, Czech |