Aerin is a distinctive girls' name in United States, ranking #3120 in 2008 with 54 recorded births. This places Aerin in the top 15% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 54 births ranking #3120. Since 1996, the popularity has increased by 217.6%. In 2008, approximately 1 in every 35,013 girls born was named Aerin. FALLING Recent data shows the name is currently falling.