Arun is a distinctive boys' name in United States, ranking #2097 in 1998 with 44 recorded births. The name reached its all-time peak in 1998 with 44 births ranking #2097. Since 1996, the popularity has increased by 83.3%. In 1998, approximately 1 in every 43,439 boys born was named Arun. STABLE Recent data shows the name is currently stable.