| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Iephthae | - | Biblical Greek | ||
| Iepthae | - | Biblical Latin | ||
| Ieremias | - | Biblical Greek | ||
| Iesha | - | African American (Modern) | ||
| Iesous | - | Biblical Greek | ||
| Iesus | - | Biblical Latin | ||
| Iezekiel | - | Biblical Greek | ||
| Ife | - | Western African, Yoruba | ||
| Ige | - | Western African, Yoruba | ||
| Igerna | - | Arthurian Romance | ||
| IgnÁC | EEG-nahts (Hungarian) | Hungarian, Czech | ||
| Ignaas | ikh-NAH:S | Dutch | ||
| Ignace | - | French | ||
| Ignasi | - | Catalan | ||
| Igor | EE-gər (Russian), EE-gawr (Polish) | Russian, Polish, Slovene, Croatian, Serbian, Macedonian |