Fiadh
pronounced FEE-aFiadh is the older spelling of the Irish word fia, meaning “deer” or “wild.”
More about Fiadh17 Irish names beginning with F for girls and boys, with what each one means and how to say it.
Updated September 2026
Of the 17 Irish names starting with F here, 6 are for girls and 11 for boys. The ones readers look up most are Fionn, Fiona and Francis.
The F names on this page that the most babies were given in 2025, by the Central Statistics Office’s ranking (girls and boys are ranked separately).
Fiadh is the older spelling of the Irish word fia, meaning “deer” or “wild.”
More about FiadhFionn Mac Cool’s warrior band were known as the Fianna.
More about FiannaMeaning “beauty” or “constant.” The name goes back to ancient times and has been held by six saints.
More about FidelmaFinola in Irish is Fionnoula, pronounced finn-ULA, meaning “fair-shouldered.”
More about FinolaFiona is a Scottish creation rather than an old Irish name.
More about FionaThe name comes from fionn + ghuala “fair shouldered.” The chieftain King Lir and his wife Aobh had a daughter Fionnoula and three sons Aedh, Conn and Fiachra.
More about FionnoulaComes from the word faol “wolf.”
More about FaolanFrom feidhil “beauty” or “ever good.” Three kings of Munster bore the name.
More about FeidhelmFeilim in Irish is Feidhelm, pronounced FAIL-im, meaning “ever good.”
More about FeilimComes from fear + Dia “man of God.” Ferdia battled with his friend and foster-brother Cuchulainn in the battle over the Brown Bull of Cooley.
More about FerdiaFergal comes from the Old Irish fer “man” and gal “valor,” so “man of valor” or “brave man.” Fearghal is the modern Irish spelling, and Farrell is another English form.
More about FergalDerived from fear “man” and gus “strength” and signifies “a strong warrior, virile.”
More about FergusMeaning “fair-haired,” the name has been popular since the sixth century when St. Finbar came to an area of Cork that was being tormented by a serpent.
More about FinbarMeaning “fair-haired” or could mean “white fire.”
More about FintanMeans “fair-headed.” Fionn Mac Cool, a central character in Irish folklore and mythology lead the warrior band, the Fianna.
More about FionnFrancis in Irish is Proinsias, pronounced PRON-she-iss, meaning “little Frenchman.”
More about FrancisFrank in Irish is Proinsias, pronounced PRON-she-iss, meaning “little Frenchman.”
More about Frank