| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Joanna | jo-AN-ə (English), yaw-AHN-nah (Polish) | English, Polish, Biblical | ||
| Joasia | yaw-AH-shah | Polish | ||
| Jola | - | Polish | ||
| Jolanta | yaw-LAHN-tah (Polish) | Polish, Lithuanian | ||
| Jowita | yaw-VEE-tah | Polish | ||
| Jozafat | yaw-ZAH-faht | Polish | ||
| Judyta | yuw-DI-tah | Polish | ||
| Julek | YUW-lek | Polish | ||
| Julia | JOO-lee-ə (English), YOO-lee-ah (German, Swedish, Danish, Finnish), HOO-lyah (Spanish), YUWL-yah (Polish), YOO-lee-yah (Russian), YOO:-lee-ah (Ancient Roman) | English, German, Swedish, Norwegian, Danish, Dutch, Spanish, Polish, Finnish, Russian, Ukrainian, An | ||
| Julian | JOO-lee-ən (English), JOOL-yən (English), YUWL-yahn (Polish), YOO-lee-ahn (German) | English, Polish, German | ||
| Julianna | yuw-lee-AHN-nah (Polish), joo-lee-AHN-ə (English) | Hungarian, Polish, English | ||
| Julita | yuw-LEE-tah | Polish | ||
| Juliusz | YUWL-yuwsh | Polish | ||
| Jurek | YUW-rek | Polish | ||
| Justyn | YUWS-tin | Polish |