Regan is a distinctive boys' name in United States, ranking #2335 in 2017 with 56 recorded births. This places Regan in the top 16% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 81 births ranking #1809. In 2017, approximately 1 in every 33,041 boys born was named Regan. FALLING Recent data shows the name is currently falling.