Regan is a distinctive girls' name in United States, ranking #824 in 2012 with 327 recorded births. The name reached its all-time peak in 2001 with 747 births ranking #391. Since 1996, the popularity has decreased by 32.9%. In 2012, approximately 1 in every 5,385 girls born was named Regan. STABLE Recent data shows the name is currently stable.