An is a distinctive girls' name in United States, ranking #4585 in 2017 with 30 recorded births. The name reached its all-time peak in 2010 with 47 births ranking #3415. Since 1996, the popularity has increased by 36.4%. In 2017, approximately 1 in every 57,529 girls born was named An. STABLE Recent data shows the name is currently stable.