| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Jalil | - | Arabic, Persian | ||
| Jam | - | Persian Mythology | ||
| Jamshed | - | Persian, Tajik, Persian Mythology | ||
| Jamsheed | - | Persian, Persian Mythology | ||
| Jamshid | - | Persian, Persian Mythology | ||
| Javed | - | Persian, Urdu | ||
| Kambiz | - | Persian | ||
| Kambujiya | - | Ancient Persian | ||
| Katayun | - | Persian | ||
| Kaveh | - | Persian, Persian Mythology | ||
| Khadijeh | - | Persian | ||
| Khodadad | - | Persian | ||
| Khordad | - | Persian Mythology | ||
| Khorshid | - | Persian | ||
| Khshayarsha | - | Ancient Persian |