| Name | Meaning | Gender | Origin |
|---|
| Floyd | after Pink Floyd | Male | Welsh |
| Fluffy | Covered with fluff, Soft, light and airy. | Unisex | |
| Flurry | Prince, King | Unisex | Irish |
| Flush | | Unisex | Hebrew |
| Fly Girl | | Unisex | Hebrew |
| Fonzi | | Unisex | Hebrew |
| Foo Man Choo | | Unisex | Hebrew |
| Fox | A carnivorous mammal, related to the Dog, that has a long bushy tail. | Male | Animal |
| Francois | Free | Unisex | French |
| Frank | Free | Male | English |
| Frankenstein | | Unisex | Hebrew |
| Frankie | Diminutive of Frank Free: a free man. Frankie is occasionally used for girls.
| Male | |
| Franklin | Free man: landholder.
| Male | English |
| Freckles | Dotted with small brownish spots. | Unisex | |
| Fred | From Frederick - Peaceful ruler. | Male | |
| Freeway | | Unisex | Hebrew |
| Freud | | Unisex | Hebrew |
| Fridge | | Unisex | Hebrew |
| Frisbee | A plastic disc shaped toy that is actively thrown and caught. | Male | |
| Frito | | Unisex | Hebrew |
| Fritz | German form of Frederick
| Male | |
| Fritz | German form of Frederick
| Male | |
| Frodo | from The Lord of the Rings | Male | Literary |
| Fudge | A soft, rich candy | Male | |
| Fuji | | Male | Hebrew |