| Flavien | | fla-vee-AWN | French | |
| Flavienne | | fla-vee-EN | French | |
| Flavius | | - | Ancient Roman | |
| Fletcher | | FLECH-ər | English | |
| Fleur | | FLUUR (French, Dutch), FLUR (English) | French, Dutch, English (Rare) | |
| Fleurette | | flə-RET (English) | French (Rare), Dutch (Rare), English (Rare) | |
| Flick | | FLIK | English | |
| Flo | | FLO | English | |
| Floella | | flo-EL-ə | English (Rare) | |
| Flora | | FLAWR-ə (English), FLO-rah (German) | English, German, Italian, Roman Mythology | |
| Flore | | - | French | |
| Florence | | FLAWR-ənts (English), flo-RAWNS (French) | English, French | |
| Florent | | - | French | |
| Florentin | | flo-rawn-TEN | French | |
| Florentine | | - | French | |