Finnegan is a moderately popular boys' name in United States, ranking #490 in 2023 with 611 recorded births. The name reached its all-time peak in 2021 with 860 births ranking #378. Since 1996, the popularity has increased by 12,120.0%. In 2023, approximately 1 in every 2,796 boys born was named Finnegan. FALLING Recent data shows the name is currently falling.