Persons I
| Ikäheimo, Lassi | Person | |
| Ikävalko, Emma | Person | |
| Iles, William | Person | |
| Ilieva, Petia | Person | |
| Ilincai, Teodor | Person | |
| Iljin, Sanna | Person | |
| Illica, Luigi | Person | |
| Ilmaranta, Katriina | Person | |
| Ilmari, Vilho | Person | |
| Ilmars, V. | Person | |
| Ilmolahti, Hannu | Person | |
| Ilomäki, Julia | Person | |
| Ilomäki, Satu | Person | |
| Ilomäki, Seija | Person | |
| Ilsanker, Mario | Person | |
| Ilyina, Elena | Person | |
| Immonen, Anna | Person | |
| Immonen, Riku | Person | |
| Immonen, Saku | Person | |
| Infantino, Luigi | Person |