| Iben | Unisex | Scandinavian Names |
| Idun | Woman | Scandinavian Names |
| Iikka | Man | Scandinavian Names |
| Iiona | Woman | Scandinavian Names |
| Ildri | Woman | Scandinavian Names |
| Ilma | Woman | Scandinavian Names |
| Ilmari | Man | Scandinavian Names |
| Ilmarinen | Man | Scandinavian Names |
| Ilta | Woman | Scandinavian Names |
| Inga | Woman | Scandinavian Names |
| Ingalill | Woman | Scandinavian Names |
| Ingalsinde | Woman | Scandinavian Names |
| Inge | Woman | Scandinavian Names |
| Ingo | Man | Scandinavian Names |
| Ingrid | Woman | Scandinavian Names |
| Ivar | Man | Scandinavian Names |
| Iver | Man | Scandinavian Names |