Reagen is a distinctive girls' name in United States, ranking #5862 in 2007 with 24 recorded births. The name reached its all-time peak in 2008 with 35 births ranking #4432. Since 1996, the popularity has increased by 26.3%. In 2007, approximately 1 in every 80,102 girls born was named Reagen. FALLING Recent data shows the name is currently falling.