| Name | Meaning | Gender | Origin |
|---|
| Hendrix | | Male | Hebrew |
| Henley | high meadow | Male | English |
| Hogan | Youth Surname.
| Male | Irish |
| Holley | Holly | Unisex | English |
| Horowitz | | Unisex | Hebrew |
| Huey | Intelligent | Unisex | English |
| Hummel | | Unisex | Hebrew |
| Iggy | Latin, fiery | Male | Latin |
| Isaac | laughing one | Male | Hebrew |
| Jackson | Son of Jack | Male | English |
| Jagger | a teamster | Male | English |
| Jazz | The romantic music
| Male | Word |
| Jazzy | Modern variant of Jasmine: combination of Jocelyn and the musical term jazz.
| Female | |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jenny | Diminutive of Jane and Jennifer.
| Female | English |
| Jerry | after Jerry Garcia, The Grateful Dead | Male | English |
| Jerry Lee | after Jerry Lee Lewis | Unisex | |
| Jesse | wealthy | Male | Hebrew |
| Jethro | excellence | Male | Hebrew |
| Jett | Jet Black Gem | Male | English |
| John | God is merciful | Male | Hebrew |
| Joplin | the afflicted | Male | English |
| Jovi | after Jon Bon Jovi | Unisex | |
| Julio | Latin, youthful, downy-bearded | Male | Spanish |
| Justin | just, true | Male | Latin |