Arun is a distinctive boys' name in United States, ranking #3349 in 2008 with 33 recorded births. The name reached its all-time peak in 1998 with 44 births ranking #2097. Since 1996, the popularity has increased by 37.5%. In 2008, approximately 1 in every 61,817 boys born was named Arun. STABLE Recent data shows the name is currently stable.