Fionn comes from the Irish Gaelic tradition, meaning Fair, white, bright, clear.
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How popular is Fionn?
2018peak year
The name Fionn reached its peak in 2018, with 40 registrations (ranked #2963). It first surfaced in U.S. records in 1973, roughly 45 years before its peak. Since the peak, the name has eased to well outside the top 1,000 (around #3728) today, averaging about 30 new babies per year. Fionn's usage has held roughly steady recently. Across all years on record, approximately 657 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
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