Reaghan is a distinctive girls' name in United States, ranking #3257 in 2011 with 51 recorded births. The name reached its all-time peak in 2008 with 71 births ranking #2624. Since 1996, the popularity has increased by 200.0%. In 2011, approximately 1 in every 34,486 girls born was named Reaghan. FALLING Recent data shows the name is currently falling.