| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| İLKİN | - | Turkish, Azerbaijani | ||
| İLKER | - | Turkish | ||
| İLYAS | - | Turkish | ||
| İRFAN | - | Turkish | ||
| İSA | - | Turkish | ||
| İSKENDER | - | Turkish | ||
| İSMAİL | - | Turkish | ||
| İSMET | ees-MET | Turkish | ||
| İZZET | - | Turkish | ||
| ĽUBOŠ | - | Slovak | ||
| ĽUBOMÍR | - | Slovak | ||
| ŁUCJAN | WUWTS-yahn | Polish | ||
| ŁUKASZ | WUW-kahsh | Polish | ||
| ŘEHOŘ | - | Czech | ||
| ŚWIĘTOMIERZ | shvyen-TAWM-yesh | Polish (Archaic) |