Aerin is a distinctive girls' name in United States, ranking #4561 in 2018 with 30 recorded births. The name reached its all-time peak in 2008 with 54 births ranking #3120. Since 1996, the popularity has increased by 76.5%. In 2018, approximately 1 in every 56,681 girls born was named Aerin. FALLING Recent data shows the name is currently falling.