| Name | Meaning | Gender | Origin |
|---|
| Fortner | | Unisex | Hebrew |
| Fragonard | | Unisex | Hebrew |
| Freckles | Dotted with small brownish spots. | Unisex | |
| Freezer | | Unisex | Hebrew |
| Freyja | | Unisex | Hebrew |
| Fridge | | Unisex | Hebrew |
| Fringe | | Unisex | Hebrew |
| Frostbite | | Unisex | Hebrew |
| Frostie | | Unisex | Hebrew |
| Gallo | | Unisex | Hebrew |
| Gaspacho | | Unisex | Hebrew |
| Gem | A mineral that has been cut and polished | Unisex | |
| Genny | short for Generic Cat | Unisex | |
| Ghost | A haunting spirit or memory. One who moves noiselessly. | Unisex | |
| Giroux | | Unisex | Hebrew |
| Glass | | Unisex | Hebrew |
| Goose | | Unisex | Hebrew |
| Gowain | | Unisex | Hebrew |
| Güero | | Unisex | Hebrew |
| Guillen | | Unisex | Hebrew |
| Gunter | War Army | Unisex | German |
| Gwynneth | From Gwynaeth (Luck Or Happiness). Sometimes Associated With New Welsh County Name Gwynedd But That Has A Different (Although Ancient) Origin. | Unisex | Welsh |
| Half Moon | | Unisex | Hebrew |
| Halo | Circle of light surrounding the sun or moon. Luminous ring around the head of religious figures. | Unisex | |
| Hammer | A Hammer | Unisex | Scandinavian |