| Jean (1) | | ZHAWN | French | |
| Jean-Baptiste | | - | French | |
| Jeanette | | zha-NET (French), jə-NET (English), shah-NET (Swedish) | French, English, Danish, Swedish, Norwegian, Dutch | |
| Jeanine | | zha-NEEN (French), jə-NEEN (English) | French, English, Dutch | |
| Jean-Marie | | - | French | |
| Jeanne | | ZHAHN (French), JEEN (English) | French, English | |
| Jeannette | | zha-NET (French), jə-NET (English) | French, English, Dutch | |
| Jeannine | | zha-NEEN (French), jə-NEEN (English) | French, English | |
| Jeannot | | zha-NO | French | |
| Jehan | | - | Medieval French | |
| Jehanne | | - | Medieval French | |
| Jessica | | JES-i-kə (English) | English, French, German, Swedish, Norwegian, Danish, Italian, Spanish, Portuguese | |
| JoËL | | zho-EL (French) | French, Dutch | |
| JoËLle | | zho-EL | French | |
| Joachim | | zho-a-KEEM (French), YO-ah-khim (German), yo-AH-khim (German), yaw-AH-kheem (Polish), JO-ə-kim (English) | French, German, Polish, Judeo-Christian Legend | |