| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| JÓZsi | YO-zhee | Hungarian | ||
| JÓZsua | YO-zhoo-aw | Hungarian | ||
| JÚLia | ZHOO-lyə (Portuguese), YOO-lee-aw (Hungarian) | Portuguese, Catalan, Hungarian, Slovak | ||
| Jakab | - | Hungarian | ||
| Jancsi | YAWN-chee | Hungarian | ||
| Jani | YAH-nee (Finnish) | Finnish, Hungarian | ||
| Janika | - | Hungarian | ||
| JenŐ | - | Hungarian | ||
| Jenci | - | Hungarian | ||
| Johanna | yo-HAH-nah (German), yo-HAHN-nah (Danish, Dutch), YO-hahn-nah (Finnish) | German, Swedish, Norwegian, Danish, Dutch, Hungarian, Finnish, Estonian, English, Late Roman | ||
| JolÁN | - | Hungarian | ||
| JolÁNka | - | Hungarian (Rare) | ||
| Jozefa | YO-ze-faw (Hungarian) | Hungarian, Slovene | ||
| Judit | YOO-deet (Hungarian) | Hungarian, Spanish, Swedish, Norwegian, Danish | ||
| Juli | YOO-lee | Hungarian |