Rhegan is a distinctive girls' name in United States, ranking #11081 in 2012 with 10 recorded births. The name reached its all-time peak in 2004 with 24 births ranking #5340. Since 1996, the popularity has increased by 66.7%. In 2012, approximately 1 in every 176,074 girls born was named Rhegan. RISING Recent data shows the name is currently rising.