An is a distinctive boys' name in United States, ranking #4142 in 2025 with 25 recorded births. This places An in the top 30% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 32 births ranking #2502. In 2025, approximately 1 in every 68,323 boys born was named An. RISING Recent data shows the name is currently rising.