I
| Ian | Illjama | Ineminie | Ishmael |
| Ibbe | Ilonka | Inez | Ishtar |
| Ibbeltje | Ilsa | Inferno | Isis |
| Iboe | Ilse | Infinity | Isolde |
| Icarus | Ilya | Inka | Ita |
| Ice | Imbri | Inkers | Itam |
| Iceberg | Imothep | Inkspot | Itchy |
| Icey | Imre | Inky | Itou |
| Ida | Inca | Inti | Itsy |
| Iddy | Inci | Ior | Ivan |
| Iggy | Indara | Irasan | Ivana |
| Iglo | Indi | Iris | Ivanka |
| Igor | India | Irma | Ivita |
| Ike | Indian | Isa | Ivona |
| Ikke | Indiana | Isaac | Ivory |
| Ikret | Indicus | Isabel | Iwan |
| Ilinka | Indigo | Isabella | Izaak |
| Ilja | Indira | Isadora | Izzy |
| Illja | Indy | Isha |