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Finnigan
BoyMeaning of Finnigan: Irish: 'son of Fionn', meaning 'fair-headed'
Finnigan is a boy's name most strongly associated with Irish naming. It has 8 letters and 3 syllables, and it is familiar but far from overused — 2557th most popular boys' name in the United States in 2025 and 5119th in England & Wales.
US rank 2025
#2557
50 babies in 2025
England & Wales 2024
#5119
3 babies in 2024
US babies since 1880
1,353
First recorded 1999 · peak 2016
Trend
falling
Style: uncommon
Popularity over time
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
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