Finnegan is a distinctive boys' name in United States, ranking #785 in 2006 with 264 recorded births. The name reached its all-time peak in 2021 with 860 births ranking #378. Since 1996, the popularity has increased by 5,180.0%. In 2006, approximately 1 in every 7,785 boys born was named Finnegan. STABLE Recent data shows the name is currently stable.