An is a distinctive girls' name in United States, ranking #3983 in 2025 with 36 recorded births. The name reached its all-time peak in 2010 with 47 births ranking #3415. Since 1996, the popularity has increased by 63.6%. In 2025, approximately 1 in every 44,646 girls born was named An. STABLE Recent data shows the name is currently stable.