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| Name | Meaning | Gender | Origin |
| Finnian | Variant of Finian: Fair. | M | Irish |
| Finnin | Fair birth; handsome. Beautiful child. | M | Irish |
| Finnobarr | Blond. | M | Celtic |
| Finola | White Haired | F | Celtic/Gaelic |
| Fiona | White/ Fair | F | Celtic/Gaelic |
| Fionan | Fair | M | Celtic/Gaelic |
| Fionn | From FIONA | F | Celtic/Gaelic |
| Fionna | Fair. | F | Irish |
| Fionnbarr | Handsome. | M | Irish |
| Fionnbharr | Variant of Finbar: Blond-haired; handsome. | M | Irish |
| Fionnghuala | Flower. | F | Gaelic |
| Fionnla | Variant of Fionnlagh: Fair-haired soldier. | M | Scottish |
| Fionnlagh | Small blond soldier. | M | Gaelic |
| Fionnlaoch | Small blond soldier. | M | Gaelic |
| Fionnuala | Fair shoulders | F | Celtic/Gaelic |
| Fionnula | From the name FIONA | F | Celtic/Gaelic |
| Fiorella | Little flower | F | Italian |
| Fiorello | Little floewr | M | Italian |
| Fiorenza | Flower | F | Italian |
| Firdaus | Variant of Firdos: Paradise. | M | Hindi |
| Firdaws | Variant of Firdaus: Garden. Paradise. Highest garden in paradise. | F | Muslim |
| Firdos | Paradise. | M | Hindi |
| Firdose | Variant of Firdos: Paradise. | M | Hindi |
| Firdoze | Variant of Firdos: Paradise. | M | Hindi |
| Firenze | Flower. | F | Hungarian |
| Firman | Traveler. | M | Anglo-Saxon |
| Firoz | Winner. | M | Hindi |
| Firoze | Variant of Fairoze: Turquoise. Precious stone. | M | Muslim |
| Firth | Forest. | M | English |
| Firtha | Arm of the sea. | F | Scottish |
| Firuz | Variant of Firoz: Winner. | M | Hindi |
| Firyal | Proper Name. | F | Muslim |
| Fisk | A Fish | M | English |
| Fiske | Fish. | M | English |
| Fisseha | Happiness/ Joy | F | African |
| Fitch | Ermine (ferret-like mammal). | M | English |
| Fitche | Ermine. | M | English |
| Fit'in | Clever. Smart. | F | Muslim |
| Fitz | son | M | English |
| Fitz Adam | Son of Adam. | M | English |
| Fitz Gerald | Son of Gerald. | M | English |
| Fitz Gibbon | Son of Gilbert. | M | English |
| Fitz Gilbert | Son of Gilbert. | M | English |
| Fitz Hugh | Son of Hugh. | M | English |
| Fitz James | Son of James. | M | English |
| Fitz Patrick | Son of Patrick. | M | English |
| Fitz Simon | Son of Simon. | M | English |
| Fitz Walter | Son of Walter. | M | English |
| Fitz Water | Son of Walter. | M | English |
| Fitzadam | Son of Adam. | M | English |