| Felicidad | | fe-lee-thee-DHAHD (Spanish), fe-lee-see-DHAHD (Latin American Spanish) | Spanish | |
| Felipa | | fe-LEE-pah | Spanish | |
| Felipe | | fe-LEE-pe (Spanish) | Spanish, Portuguese (Brazilian) | |
| FermÍN | | - | Spanish | |
| Fernanda | | fer-NAHN-dah (Spanish) | Spanish, Portuguese, Italian | |
| Fernando | | fer-NAHN-do (Spanish) | Spanish, Portuguese | |
| Fidel | | fee-DHEL | Spanish | |
| Fidela | | - | Spanish | |
| Fidelia | | - | Spanish (Rare) | |
| Filomena | | fee-lo-ME-nah (Italian) | Italian, Spanish, Portuguese, Dutch | |
| Fito | | - | Spanish | |
| Flavia | | FLAH-vyah (Italian, Spanish) | Italian, Spanish, Romanian, Ancient Roman | |
| Flavio | | FLAH-vyo | Italian, Spanish | |
| 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 | |