| Fioralba | | - | Italian | |
| Fiorella | | fyo-REL-lah | Italian | |
| Fiorenza | | fyo-REN-tsah | Italian | |
| Fiorenzo | | fyo-REN-tso | Italian | |
| Fiorino | | - | Italian | |
| Firmino | | - | Italian | |
| Flavia | | FLAH-vyah (Italian, Spanish) | Italian, Spanish, Romanian, Ancient Roman | |
| Flaviana | | flah-VYAH-nah (Italian) | Ancient Roman, Italian | |
| Flaviano | | flah-VYAH-no | Italian | |
| Flavio | | FLAH-vyo | Italian, Spanish | |
| Flora | | FLAWR-ə (English), FLO-rah (German) | English, German, Italian, Roman Mythology | |
| Floriana | | - | Italian, Ancient Roman | |
| Floriano | | - | Italian | |
| Fortunata | | - | Italian, Spanish, Portuguese, Late Roman | |
| Fortunato | | - | Italian, Spanish, Portuguese | |