| Name | Meaning | Gender | Origin |
|---|
| Jake | From Jacob - To fill the place of another | Male | Hebrew |
| Jameson | son of James | Male | English |
| Jankowski | | Unisex | Hebrew |
| Jasmine | Flower
| Female | Persian |
| Jason | the Lord is salvation | Male | Hebrew |
| Jasone | Assumption
| Female | |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Javiero | Born in January
| Male | |
| Jax | God has been gracious: has shown favor. Based on John or Jacques.
| Male | Modern |
| Jazz | The romantic music
| Male | Word |
| Jazzie | | Female | Hebrew |
| Jellybean | | Unisex | Hebrew |
| Jemma | Italian, precious stone | Female | Spelling |
| Jenson | son of Jens | Male | Scandinavian |
| Jeronimo | Spanish form of Jerome saved
| Male | |
| Jessie | wealthy | Female | Anglicized |
| Jet | A deep black colour. Aircraft engine that propels an aircraft forward by expelling exhaust gases toward the rear. | Male | Mineral |
| Jewel | Jewel
| Female | Word |
| Jezebel | follower of idols | Female | Hebrew |
| Jezzamyn | | Unisex | Hebrew |
| Jillie | Downy Haired | Unisex | English |
| Joaquin | Abbreviation of the Hebrew name Jehoichin meaning Jehovah has established. Joaquin Miller the colorful 19th century poet-adventurer of the American west.
| Male | Spanish |
| Joellen | Jehovah is God. Feminine of Joel.
| Female | |