Raigan is a distinctive girls' name in United States, ranking #3831 in 2015 with 40 recorded births. The name reached its all-time peak in 2007 with 46 births ranking #3587. Since 1996, the popularity has increased by 110.5%. In 2015, approximately 1 in every 44,616 girls born was named Raigan. FALLING Recent data shows the name is currently falling.