| Ikaika | Man | Hawaiian Names |
| Ike | Man | American Names |
| Iker | Man | Basque Names |
| Ikia | Woman | Greek Names |
| Ikra | Woman | Turkish Names |
| Ikram | Unisex | Arabic Names |
| Ikuko | Woman | Japanese Names |
| Ikuo | Man | Japanese Names |
| Ikuya | Man | Japanese Names |
| Ikuye | Woman | Japanese Names |
| Ikuyo | Woman | Japanese Names |
| Ilan | Man | Hebrew Names |
| Ilana | Woman | Hebrew Names |
| Ilandere | Woman | American Names |
| Ilar | Unisex | Welsh Names |
| Ilaria | Woman | Italian Names |
| Ilario | Man | Italian Names |
| Ilayda | Woman | Turkish Names |
| Ildiko | Woman | Hungarian Names |
| Ildri | Woman | Scandinavian Names |