Raigan is a distinctive girls' name in United States, ranking #3784 in 2002 with 35 recorded births. The name reached its all-time peak in 2007 with 46 births ranking #3587. Since 1996, the popularity has increased by 84.2%. In 2002, approximately 1 in every 51,338 girls born was named Raigan. FALLING Recent data shows the name is currently falling.