Regan is a distinctive girls' name in United States, ranking #726 in 2009 with 401 recorded births. This places Regan in the top 4% of ranked US girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2001 with 747 births ranking #391. Since 1996, the popularity has decreased by 17.7%. In 2009, approximately 1 in every 4,581 girls born was named Regan. STABLE Recent data shows the name is currently stable.