| Name | Meaning | Gender | Origin |
|---|
| Felix | Happy | Male | Latin |
| Festus | Holiday | Unisex | Latin |
| Fidel | Faithful | Male | Latin |
| Fire | | Unisex | Hebrew |
| Fizz | | Unisex | Hebrew |
| Flash | To move rapidly. | Unisex | English |
| Foxy | Resembling a fox. Slang for sexy | Unisex | English |
| Frankie | Diminutive Of Frank Free: A Free Man. Frankie Is Occasionally Used For Girls. | Male | English |
| Freckles | Dotted with small brownish spots. | Unisex | English |
| Freedom | Freedom, Liberty | Unisex | English |
| Frisky | | Unisex | Hebrew |
| Fritz | Peaceful ruler | Male | German |
| Frog | Tailless amphibian having webbed feet and long hind legs. | Unisex | English |
| Fudge | A soft, rich candy | Unisex | English |
| Gabe | God is my might | Male | Hebrew |
| Garnet | Grain | Male | Latin |
| Gem | Gemstone | Unisex | English |
| Genesis | Beginning | Male | Greek |
| Genie | Of noble descent | Unisex | Greek |
| Gent | Gentleman | Male | English |
| Georgie | Earth worker | Unisex | Greek |
| Gidget | | Unisex | Hebrew |
| Girlie | Girl | Unisex | English |
| Gizmo | A mechanical device or gadget. | Unisex | English |
| Godzilla | | Unisex | Hebrew |
| Goliath | Tall | Unisex | Hebrew |
| Goober | Southern US term for peanut. Also chocolate covered peanuts | Unisex | English |
| Goose | | Unisex | Hebrew |
| Guadalupe | Valley of the wolves | Unisex | Spanish |
| Gucci | | Unisex | Hebrew |