| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| IEREMIAS | - | Biblical Greek | ||
| IERONIMUS | - | Late Roman | ||
| IESHA | - | African American (Modern) | ||
| IESOUS | - | Biblical Greek | ||
| IESTYN | - | Welsh | ||
| IESUS | - | Biblical Latin | ||
| IEUAN | - | Welsh | ||
| IEVA | - | Lithuanian, Latvian | ||
| IEZEKIEL | - | Biblical Greek | ||
| IFAN | - | Welsh | ||
| IFE | - | Western African, Yoruba | ||
| IGA | - | Polish | ||
| IGE | - | Western African, Yoruba | ||
| IGERNA | - | Arthurian Romance | ||
| IGGY | - | English |