US Popularity Rank: 7801

Origin: Irish

Meaning: fair-haired

Fionn is a boy's name of Irish origin. Hailing from the Emerald Isle and its neighbor Scotland, this sweet name means "fair-haired." In Irish folklore, Fionn Mac Cumhaill, also known as Finn McCool, was a mythological hero who acquired immeasurable wisdom after tasting the Salmon of Knowledge. Whether you have Irish roots or love reading legends and tales, Fionn is a unique and charming name for your little one.