| JosuÉ | | ho-SWE (Spanish), zho-zoo-E (Portuguese) | French, Spanish, Portuguese | |
| Jovita | | ho-VEE-tah (Spanish) | Spanish, Portuguese | |
| Juan (1) | | HWAHN (Spanish), JOO-ahn (Manx) | Spanish, Manx | |
| Juana | | HWAH-nah | Spanish | |
| Juanita | | hwah-NEE-tah | Spanish | |
| Juanito | | hwah-NEE-to | Spanish | |
| Judit | | YOO-deet (Hungarian) | Hungarian, Spanish, Swedish, Norwegian, Danish | |
| Judith | | JOO-dith (English), zhoo-DEET (French), YOO-dit (German) | English, Jewish, French, German, Spanish, Biblical | |
| JuliÁN | | hoo-LYAHN | Spanish | |
| 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 | |
| Juliana | | yuy-lee-AH-nah (Dutch), yoo-lee-AH-nah (German), joo-lee-AHN-ə (English) | Dutch, German, English, Spanish, Portuguese, Ancient Roman | |
| Julie | | zhuy-LEE (French), YOO-lee-e (Danish), YUW-lye (Czech), JOO-lee (English) | French, Danish, Norwegian, Czech, English, German, Dutch, Spanish, Portuguese | |
| Julio | | HOO-lyo (Spanish), ZHOO-lyoo (Portuguese) | Spanish, Portuguese | |