| Fabijan | | FAH-bee-yahn (Croatian) | Croatian, Slovene | |
| Feliks | | fye-LEEKS (Russian), fee-LEEKS (Russian), FE-leeks (Polish) | Russian, Slovene, Polish | |
| Ferdinand | | FER-dee-nahnt (German, Dutch), FUR-di-nand (English), FER-dee-nahnd (Finnish) | German, French, Dutch, English, Czech, Slovene, Finnish, Ancient Germanic | |
| Filip | | FEE-lip (Dutch), FEE-leep (Polish, Finnish) | Swedish, Norwegian, Danish, Dutch, Czech, Slovak, Bulgarian, Polish, Croatian, Serbian, Slovene, Mac | |
| Fran | | FRAN (English) | Spanish, English, Croatian, Slovene | |
| FranČIŠEk | | - | Slovene | |
| FranČIŠKa | | - | Slovene | |
| Franc | | - | Slovene | |
| Francka | | - | Slovene | |
| Friderik | | - | Slovene | |