| Name | Meaning | Gender | Origin |
|---|
| Fern | Fern plant | Female | English |
| Fido | Stereotypical name for a dog, from the Latin word for "faithful". | Unisex | English |
| Fifi | He will enlarge | Female | Hebrew |
| Flash | To move rapidly. | Unisex | English |
| Flint | A flint-worker | Male | English |
| Flora | Flower | Female | Latin |
| Florence | Blossoming | Female | Latin |
| Fluff | | Unisex | Hebrew |
| Fluffy | Covered with fluff, Soft, light and airy. | Female | English |
| Fran | Of France | Unisex | English |
| Frankie | Diminutive Of Frank Free: A Free Man. Frankie Is Occasionally Used For Girls. | Male | English |
| Fred | Peaceful ruler | Male | Germanic |
| Frizzle | | Unisex | Hebrew |
| Frodo | Wise by experience | Unisex | Literary |
| Fudge | A soft, rich candy | Unisex | English |
| Fuzzy | | Unisex | Hebrew |
| Gabby | God is my might | Female | Hebrew |
| Gem | Gemstone | Unisex | English |
| Gemini | Twin | Unisex | Latin |
| Gemma | Jewel | Female | Latin |
| Gideon | Hewer | Male | Hebrew |
| Gigi | Earth worker | Female | Greek |
| Ginger | Spring-like | Female | Latin |
| Gizmo | A mechanical device or gadget. | Unisex | English |
| Goldie | Having the color of gold | Female | English |
| Goose | | Unisex | Hebrew |
| Grace | Good will | Female | Latin |
| Gracie | Good will | Female | Latin |
| Gus | From Gustave - Staff of the Goths | Male | English |
| Hairy | | Unisex | Hebrew |