Fiadh
pronounced FEE-aFiadh is the older spelling of the Irish word fia, meaning “deer” or “wild.”
No. 3 for girls in Ireland in 2025, with 273 baby girls.
More about FiadhIrish Names Starting with F
17 Irish names beginning with F for girls and boys, with what each one means and how to say it.
Updated November 2026
Irish girl names starting with F
Fianna
pronounced FEE-inaFionn Mac Cool’s warrior band were known as the Fianna.
Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2023.
More about FiannaFidelma
pronounced fid-EL-maFidelma is a Latinized form of Fedelm, an Old Irish name borne by several women in Irish legend and by a few early saints.
Not in Ireland's 2025 tables (fewer than three babies); last recorded in 1995.
More about FidelmaFinola in Irish is Fionnoula, pronounced finn-ULA, meaning “fair-shouldered.”
Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2004.
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Fiona
pronounced fee-ONAFiona is a Scottish creation rather than an old Irish name.
No. 325 for girls in Ireland in 2025, with 12 baby girls.
More about FionaFionnoula
pronounced finn-ULAThe 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.
Rare in Ireland: fewer than three baby girls a year get the name.
More about FionnoulaIrish boy names starting with F
Faolan
pronounced FWAIL-awnFaolan, in Irish Faolán, is an old Irish name meaning “little wolf.”
No. 170 for boys in Ireland in 2025, with 29 baby boys.
More about FaolanFeidhlim
pronounced FAIL-imFeidhlim is a short form of Feidhlimidh, the later spelling of the Old Irish name Feidlimid; its English forms include Phelim and Felim.
No. 468 for boys in Ireland in 2025, with 7 baby boys.
More about FeidhlimFeilim is another spelling of Feidhlim, pronounced FAIL-im, meaning “ever good.”
No. 402 for boys in Ireland in 2025, with 9 baby boys.
More about FeilimFerdia
pronounced FER-dee-aFerdia, also spelled Fer Diad, is a warrior in the Ulster Cycle of Irish legend.
No. 348 for boys in Ireland in 2025, with 11 baby boys.
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Fergal
pronounced FER-gullFergal 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.
Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2023.
More about FergalFergus
pronounced FER-gussFergus is an Old Irish name usually explained as “man of vigour,” from fer, “man,” and guss, “vigour, strength, force.”
No. 829 for boys in Ireland in 2025, with 3 baby boys.
More about FergusFinbar
pronounced FIN-barFinbar comes from the Irish Fionnbharr, made from fionn, “fair,” and barr, “head,” so it means “fair head.”
Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2024.
More about FinbarFintan
pronounced FIN-tanFintan, in Irish Fionntán, is an old Irish name of debated meaning.
Not in Ireland's 2025 tables (fewer than three babies); last recorded in 2024.
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Fionn
pronounced FINFionn is an ancient Irish name meaning “white” or “fair.”
No. 6 for boys in Ireland in 2025, with 321 baby boys.
More about FionnFrancis in Irish is Proinsias, pronounced PRON-she-iss, meaning “Frenchman.”
No. 309 for boys in Ireland in 2025, with 14 baby boys.
More about FrancisFrank in Irish is Proinsias, pronounced PRON-she-iss, meaning “Frenchman.”
No. 286 for boys in Ireland in 2025, with 15 baby boys.
More about FrankOf 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.
Most popular in Ireland in 2025
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).