Finnegan is a distinctive boys' name in United States, ranking #526 in 2025 with 569 recorded births. The name reached its all-time peak in 2021 with 860 births ranking #378. Since 1996, the popularity has increased by 11,280.0%. In 2025, approximately 1 in every 3,002 boys born was named Finnegan. STABLE Recent data shows the name is currently stable.