Regan is a distinctive girls' name in United States, ranking #1169 in 2016 with 216 recorded births. The name reached its all-time peak in 2001 with 747 births ranking #391. Since 1996, the popularity has decreased by 55.6%. In 2016, approximately 1 in every 8,201 girls born was named Regan. STABLE Recent data shows the name is currently stable.