| Flavia | | FLAH-vyah (Italian, Spanish) | Italian, Spanish, Romanian, Ancient Roman | |
| Flavian | | - | History | |
| Flavio | | FLAH-vyo | Italian, Spanish | |
| Flemming | | FLEM-ming | Danish | |
| 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 | |
| Florence | | FLAWR-ənts (English), flo-RAWNS (French) | English, French | |
| Florencia | | flo-REN-thyah (Spanish), flo-REN-syah (Latin American Spanish) | Spanish | |
| Florencio | | flo-REN-thyo (Spanish), flo-REN-syo (Latin American Spanish) | Spanish, Portuguese | |
| Florentina | | - | Spanish, Late Roman | |