| Name | Meaning | Gender | Origin |
|---|
| Jamal | beauty | Male | Arabic |
| James | From Jacob - To fill the place of another, supplanter. | Male | English |
| Jameson | son of James | Male | English |
| Jarrett | Irish variation of Gerard, spear strength | Male | English |
| Jason | the Lord is salvation | Male | Hebrew |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Javier | Born in January
| Male | Spanish |
| Jax | God has been gracious: has shown favor. Based on John or Jacques.
| Male | Modern |
| Jay | jaybird | Male | Latin |
| Jayce | Moon | Male | English |
| Jayda | Green Gemstone | Unisex | English |
| Jayson | Healer. Alternate spelling of Jason.
| Male | |
| Jazmine | Jasmine | Unisex | English |
| Jefferson | son of Jeffrey | Male | English |
| Jeffery | Peaceful. Variant of Geoffrey in use since medieval times.
| Male | |
| Jeffrey | pledge of peace | Male | Spelling |
| Jeremiah | Exalted of the Lord
| Male | Hebrew |
| Jeremy | God will uplift, appointed by God | Male | English |
| Jerome | sacred name | Male | Greek |
| Jerry | after Jerry Garcia, The Grateful Dead | Male | English |
| Jesse | wealthy | Male | Hebrew |
| Jett | Jet Black Gem | Male | English |
| Jimmy | supplanter | Male | English |