| Name | Meaning | Gender | Origin |
|---|
| George | Earth worker | Male | Greek |
| Geppetto | | Unisex | Hebrew |
| Girlie | Girl | Unisex | English |
| Gizmo | A mechanical device or gadget. | Unisex | English |
| Goober | Southern US term for peanut. Also chocolate covered peanuts | Unisex | English |
| Goose | | Unisex | Hebrew |
| Graham | Abode | Male | English |
| Grommit | | Unisex | Hebrew |
| Groucho | | Unisex | Hebrew |
| Gunner | Battle | Male | Norse |
| Gus | From Gustave - Staff of the Goths | Male | English |
| Guy | Guide | Male | French |
| Hank | God is gracious | Male | Hebrew |
| Harley | Hare clearing | Male | English |
| Harrison | Son of Harris | Male | English |
| Harry | Home ruler | Male | Germanic |
| Harvey | Battle worthy or carnage worthy | Male | English |
| Henry | Home ruler | Male | Germanic |
| Hershey | Brand of chocolate. | Unisex | English |
| Hunter | Hunter | Male | English |
| Igor | Warrior archer | Male | Norse |
| Indy | After Indiana Jones | Unisex | English |
| Izzy | Unknown | Male | English |
| Jack | God is gracious | Male | Hebrew |
| Jackpot | | Unisex | Hebrew |
| Jacky | God Has Been Gracious: Has Shown Favor. Based On John Or Jacques. | Unisex | English |
| Jacob | Supplanter | Male | Hebrew |
| Jacoby | Supplanter | Male | Hebrew |
| Jake | Supplanted | Male | Hebrew |
| Jason | Healer | Male | Greek |