| Josephine | | JO-sə-feen (English), yo-ze-FEE-nə (German) | English, German, Dutch | |
| Jost | | - | German | |
| Judda | | - | Ancient Germanic | |
| Judith | | JOO-dith (English), zhoo-DEET (French), YOO-dit (German) | English, Jewish, French, German, Spanish, Biblical | |
| 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 | |
| Juliana | | yuy-lee-AH-nah (Dutch), yoo-lee-AH-nah (German), joo-lee-AHN-ə (English) | Dutch, German, English, Spanish, Portuguese, Ancient Roman | |
| Juliane | | yoo-lee-AH-nə (German) | French, German | |
| Julie | | zhuy-LEE (French), YOO-lee-e (Danish), YUW-lye (Czech), JOO-lee (English) | French, Danish, Norwegian, Czech, English, German, Dutch, Spanish, Portuguese | |
| Julius | | YOO:-li-uws (Ancient Roman), JOO-lee-əs (English), YOO-lee-uws (German) | Ancient Roman, English, German | |
| Jurian | | - | Medieval Low German | |
| Justine | | zhuy-STEEN (French), jus-TEEN (English) | French, English, Dutch, German | |
| Justus | | YUWS-tuws (German), JUS-təs (English) | German, Dutch, Late Roman | |
| Jutta | | - | German | |