An is a distinctive girls' name in United States, ranking #4362 in 2014 with 33 recorded births. The name reached its all-time peak in 2010 with 47 births ranking #3415. Since 1996, the popularity has increased by 50.0%. In 2014, approximately 1 in every 54,119 girls born was named An. STABLE Recent data shows the name is currently stable.