FACHTNA: Irish Gaelic name possibly meaning "hostile, malicious." In Irish legend, this is the name of the father of Conchobhar.
FÁELÁN: Variant spelling of Irish Gaelic Faolán, meaning "little wolf."
FAOLÁN: Irish Gaelic name composed of the word faol "wolf" and a diminutive suffix, hence "little wolf."
FARRELL: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Fearghail "descendant of Fearghal," hence "man of valor."
FECHÍN: Variant spelling of Irish Gaelic Feichín, meaning "little raven."
FEICHÍN: Old Irish Gaelic name composed of fiach "raven, and a diminutive suffix, hence "little raven."
FÉIDHLIM: Short form of Irish Gaelic Féidhlimidh, possibly meaning "hospitable."
FÉIDHLIMIDH: Irish Gaelic name, possibly derived from the word féile, meaning "hospitable."
FERGUS: Irish and Scottish Anglicized form of Gaelic Fearghus, meaning "strong-man." In Irish mythology, this was the name an Ulster hero.
FIACHNA: Variant form of Irish Fiachra, meaning "raven."
FIACHRA: Irish name derived from Gaelic fiach, meaning "raven." In mythology, this is the name of one of the children Lir turned into swans for 900 years.
FINDLAECH: Old Irish form of Gaelic Fionnlagh, meaning "white champion."
FINN: Old Irish form of modern Gaelic Fionn, meaning "fair, white." In Irish legend, this is the name of a hero, Finn MacCool, who became all-knowing after eating a magic salmon. Compare with another form of Finn.
FINNBAR: Irish Anglicized form of Gaelic Fionnbarr, meaning "fair-headed."
FINNEGAN: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Fionnagáin "descendant of Fionnagán," hence "tiny little white one."
FINNÉN: Gaelic name composed of Old Irish Finn "white" and a diminutive suffix, hence "little white one."
FINNIAN: Irish Anglicized form of Gaelic Finnén, meaning "little white one."
FIONN: Modern Gaelic form of Old Irish Finn, meaning "fair, white."
FIONNTÁN: Variant form of Irish Gaelic Fiontan, meaning "white fire."
FIONTAN: Irish Gaelic name composed of the elements fionn "white" and tine "fire," hence "white fire."
FITZ: Short form of Irish Fitzroy, meaning "illegitimate son of the king."
FITZROY: Irish name derived from an Anglo-Norman French surname, meaning "illegitimate son of the king."
FLAITHRÍ: Irish Gaelic name composed of the elements flaith (Gaelic flath) "chief, prince" and rí (the Old Irish form of rígh) "king," hence "prince-king."
FLANN: Traditional Irish name derived from Gaelic Floin, meaning "red, ruddy."
FLANNABHRA: Irish Gaelic name meaning "red eyebrows."
FLANNÁN: Diminutive form of Irish Gaelic Flann, meaning "little red one."
FLANNCHADH: Irish Gaelic name composed of the elements Flann "red, ruddy" and cath "battle, war," hence "red warrior."
FLANNERY: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Flannabhra "descendant of Flannabhra," hence "red eyebrows."
FLANNGHAL: Irish Gaelic name composed of the elements Flann "red, ruddy" and gal "valor," hence "red valor."
FLYNN: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Floinn, meaning "descendant of Flann," hence "red, ruddy."
FOGHLAIDH: Irish Gaelic byname meaning "pirate, plunderer."
FOIRTCHERN: Irish form of English Vortigern, possibly meaning "high lord" or "overlord." In use by the Scottish.
FÁELÁN: Variant spelling of Irish Gaelic Faolán, meaning "little wolf."
FAOLÁN: Irish Gaelic name composed of the word faol "wolf" and a diminutive suffix, hence "little wolf."
FARRELL: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Fearghail "descendant of Fearghal," hence "man of valor."
FECHÍN: Variant spelling of Irish Gaelic Feichín, meaning "little raven."
FEICHÍN: Old Irish Gaelic name composed of fiach "raven, and a diminutive suffix, hence "little raven."
FÉIDHLIM: Short form of Irish Gaelic Féidhlimidh, possibly meaning "hospitable."
FÉIDHLIMIDH: Irish Gaelic name, possibly derived from the word féile, meaning "hospitable."
FERGUS: Irish and Scottish Anglicized form of Gaelic Fearghus, meaning "strong-man." In Irish mythology, this was the name an Ulster hero.
FIACHNA: Variant form of Irish Fiachra, meaning "raven."
FIACHRA: Irish name derived from Gaelic fiach, meaning "raven." In mythology, this is the name of one of the children Lir turned into swans for 900 years.
FINDLAECH: Old Irish form of Gaelic Fionnlagh, meaning "white champion."
FINN: Old Irish form of modern Gaelic Fionn, meaning "fair, white." In Irish legend, this is the name of a hero, Finn MacCool, who became all-knowing after eating a magic salmon. Compare with another form of Finn.
FINNBAR: Irish Anglicized form of Gaelic Fionnbarr, meaning "fair-headed."
FINNEGAN: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Fionnagáin "descendant of Fionnagán," hence "tiny little white one."
FINNÉN: Gaelic name composed of Old Irish Finn "white" and a diminutive suffix, hence "little white one."
FINNIAN: Irish Anglicized form of Gaelic Finnén, meaning "little white one."
FIONN: Modern Gaelic form of Old Irish Finn, meaning "fair, white."
FIONNTÁN: Variant form of Irish Gaelic Fiontan, meaning "white fire."
FIONTAN: Irish Gaelic name composed of the elements fionn "white" and tine "fire," hence "white fire."
FITZ: Short form of Irish Fitzroy, meaning "illegitimate son of the king."
FITZROY: Irish name derived from an Anglo-Norman French surname, meaning "illegitimate son of the king."
FLAITHRÍ: Irish Gaelic name composed of the elements flaith (Gaelic flath) "chief, prince" and rí (the Old Irish form of rígh) "king," hence "prince-king."
FLANN: Traditional Irish name derived from Gaelic Floin, meaning "red, ruddy."
FLANNABHRA: Irish Gaelic name meaning "red eyebrows."
FLANNÁN: Diminutive form of Irish Gaelic Flann, meaning "little red one."
FLANNCHADH: Irish Gaelic name composed of the elements Flann "red, ruddy" and cath "battle, war," hence "red warrior."
FLANNERY: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Flannabhra "descendant of Flannabhra," hence "red eyebrows."
FLANNGHAL: Irish Gaelic name composed of the elements Flann "red, ruddy" and gal "valor," hence "red valor."
FLYNN: Irish surname transferred to forename use, from an Anglicized form of Gaelic Ó Floinn, meaning "descendant of Flann," hence "red, ruddy."
FOGHLAIDH: Irish Gaelic byname meaning "pirate, plunderer."
FOIRTCHERN: Irish form of English Vortigern, possibly meaning "high lord" or "overlord." In use by the Scottish.