| Name | Meaning | Gender | Origin |
|---|
| Habanero | variety of pepper, very hot | Unisex | |
| Halley | woodland clearing | Male | Scottish |
| Havoc | | Unisex | Hebrew |
| Hawk | hawk, a bird | Male | Nature |
| Hazel Nut | | Unisex | Hebrew |
| Heckle | | Unisex | Hebrew |
| Hellraiser | | Unisex | Hebrew |
| Hip Hop | | Unisex | Hebrew |
| Hoops | | Unisex | Hebrew |
| Hornet | | Male | Hebrew |
| Hot Rod | | Unisex | Hebrew |
| Huck | | Male | Hebrew |
| Hugh | bright in mind and spirit | Male | English |
| Hyper | | Unisex | Hebrew |
| Ignatius | fiery | Male | Latin |
| Ivory | The hard, smooth, yellowish-white of an elephant's tusk. | Male | Word |
| Jack | after the Georgetown University mascot, Jack the Bulldog | Male | English |
| Jack | From John - God's gracious gift | Male | English |
| Jackal | | Unisex | Hebrew |
| Jalapeno | after a chile pepper | Unisex | |
| Jama | | Unisex | Hebrew |
| Jerome | sacred name | Male | Greek |
| Jersey | From A Section Of England | Male | English |
| Jet | A deep black colour. Aircraft engine that propels an aircraft forward by expelling exhaust gases toward the rear. | Male | Mineral |
| Jitterbug | | Male | Hebrew |