Reaghan is a distinctive girls' name in United States, ranking #2850 in 2007 with 64 recorded births. The name reached its all-time peak in 2008 with 71 births ranking #2624. Since 1996, the popularity has increased by 276.5%. In 2007, approximately 1 in every 30,038 girls born was named Reaghan. FALLING Recent data shows the name is currently falling.