Arun is a distinctive boys' name in United States, ranking #2986 in 2006 with 37 recorded births. The name reached its all-time peak in 1998 with 44 births ranking #2097. Since 1996, the popularity has increased by 54.2%. In 2006, approximately 1 in every 55,544 boys born was named Arun. STABLE Recent data shows the name is currently stable.