Baby Names of Ireland

Irish 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 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).

  1. No. 3 girlsFiadh273 babies
  2. No. 6 boysFionn321 babies
  3. No. 170 boysFaolán29 babies
  4. No. 325 girlsFiona12 babies
  5. No. 348 boysFerdia11 babies
  6. No. 829 boysFergus3 babies

Irish girl names starting with F

Fiadh

pronounced FEE-a

Fiadh is the older spelling of the Irish word fia, meaning “deer” or “wild.”

More about Fiadh

Fidelma

pronounced fid-EL-ma

Meaning “beauty” or “constant.” The name goes back to ancient times and has been held by six saints.

More about Fidelma

Fionnoula

pronounced finn-ULA

The 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 Fionnoula

Irish boy names starting with F

Ferdia

pronounced FER-dee-a

Comes 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 Ferdia

Fergal

pronounced FER-gull

Fergal 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 Fergal

Fergus

pronounced FER-guss

Derived from fear “man” and gus “strength” and signifies “a strong warrior, virile.”

More about Fergus

Finbar

pronounced FIN-bar

Meaning “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 Finbar

Fionn

pronounced FIN

Means “fair-headed.” Fionn Mac Cool, a central character in Irish folklore and mythology lead the warrior band, the Fianna.

More about Fionn

Frank in Irish is Proinsias, pronounced PRON-she-iss, meaning “little Frenchman.”

More about Frank

Irish names by letter

More Irish name lists