| Jarmil | | - | Czech | |
| Jarmila | | - | Czech, Slovak | |
| JaromÍR | | - | Czech | |
| Jaroslav | | - | Czech, Slovak | |
| Jaroslava | | - | Czech, Slovak | |
| Jasmijn | | yahs-MIEN | Dutch | |
| Jasmin (2) | | zhas-MEN | French (Rare) | |
| Jasmina | | - | Croatian, Serbian, Slovene, Macedonian | |
| Jasmine | | JAZ-min (English), zhas-MEEN (French) | English, French | |
| Jasminka | | - | Croatian | |
| Jasna | | - | Croatian, Serbian, Slovene, Macedonian | |
| Jason | | JAY-sən (English) | English, French, Greek Mythology (Anglicized), Biblical | |
| Jasper | | JAS-pər (English), YAHS-pər (Dutch) | English, Dutch, Judeo-Christian Legend | |
| Jathbiyya | | - | Arabic | |
| Jathibiyya | | - | Arabic | |