Regan is a distinctive girls' name in United States, ranking #1746 in 2021 with 118 recorded births. The name reached its all-time peak in 2001 with 747 births ranking #391. Since 1996, the popularity has decreased by 75.8%. In 2021, approximately 1 in every 13,896 girls born was named Regan. STABLE Recent data shows the name is currently stable.