| Junie | Woman | American Names |
| Junior | Man | English Names |
| Juniper | Woman | Latin Names |
| Junipero | Man | Spanish Names |
| Junius | Man | Latin Names |
| Junko | Woman | Japanese Names |
| Juno | Unisex | Latin Names |
| Junpei | Man | Japanese Names |
| Jupiter | Unisex | Latin Names |
| Jurek | Man | Polish Names |
| Juriaan | Man | Dutch Names |
| Juro | Man | Japanese Names |
| Jurou | Man | Japanese Names |
| Jurrijn | Man | Dutch Names |
| Justice | Unisex | English Names |
| Justin | Man | English Names |
| Justina | Woman | American Names |
| Justine | Woman | English Names |
| Justinian | Man | Latin Names |
| Justis | Man | American Names |