| Name | Meaning | Gender | Origin |
|---|
| Happy | Showing satisfaction or joy | Unisex | English |
| Harley | Hare clearing | Male | English |
| Henry | Home ruler | Male | Germanic |
| Hercules | Grandiose gift | Male | Greek |
| Hogan | Descendent of Ogan | Male | Gaelic |
| Hooch | | Unisex | Hebrew |
| Hopper | Hop grower or seller | Unisex | English |
| Ike | He laughs | Male | Hebrew |
| Inca | | Unisex | Hebrew |
| Jack | God is gracious | Male | Hebrew |
| Jackson | Jack's son | Male | English |
| Jacob | Supplanter | Male | Hebrew |
| Jagger | Pedlar | Male | English |
| Jake | Supplanted | Male | Hebrew |
| Jason | Healer | Male | Greek |
| Jaws | Bones that form the mouth. A dangerous situation - "The Jaws of Death" | Unisex | English |
| Jaxon | Jack's son | Male | English |
| Jazz | The romantic music | Unisex | English |
| Jess | Variant Of Jesse Jehovah Exists. | Unisex | Literary |
| Joshua | God rescues | Male | Hebrew |
| Junior | Younger | Male | English |
| Justice | Righteous | Unisex | Latin |
| Kayden | "Variation Of Kadin, Friend, Companion" | Male | English |
| Kent | Uncertain, perhaps coastal region | Male | English |
| Key | Son Of Aidan | Unisex | English |
| King | King's forest clearing | Male | English |
| Kirk | Church | Male | Norse |
| Kishi | Beach, seashore | Unisex | Japanese |
| Kit | Bearer of Christ | Unisex | Greek |
| Kojak | | Unisex | Hebrew |