Raigan is a distinctive girls' name in United States, ranking #4165 in 2010 with 36 recorded births. The name reached its all-time peak in 2007 with 46 births ranking #3587. Since 1996, the popularity has increased by 89.5%. In 2010, approximately 1 in every 49,370 girls born was named Raigan. FALLING Recent data shows the name is currently falling.