| Name | Meaning | Gender | Origin |
|---|
| Hennessey | | Unisex | Hebrew |
| Hershey | Brand of chocolate. | Male | |
| Honey | Term of endearment. Sweet syrup produced by bees | Female | Word |
| Hopper | hop grower or seller | Male | English |
| Iona | flower name, purple jewel | Female | Scottish |
| Isa | strong-willed | Female | |
| Jager | Carter | Unisex | English |
| James Brown | | Unisex | Hebrew |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Jasper | Black stone
| Male | Persian |
| Java | Brewed coffee | Female | Anglicization |
| Javier | Born in January
| Male | Spanish |
| Jeb | beloved friend | Male | English |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jersey | From A Section Of England | Male | English |
| Joe | Abbreviation of Joseph.
| Male | English |
| Joe | Abbreviation of Joseph.
| Male | English |
| Johny | | Male | |
| Jorge | Spanish form of George farmer
| Male | Spanish |
| Joy | From Joyce - Gay and joyful | Female | Word |
| Junior | Youthful person. Used to distinguish son from father where they have the same name | Male | Latin |
| Kahlua | | Unisex | |
| Kasha | | Unisex | Hebrew |