Arun is a distinctive boys' name in United States, ranking #7135 in 2021 with 11 recorded births. The name reached its all-time peak in 1998 with 44 births ranking #2097. Since 1996, the popularity has decreased by 54.2%. In 2021, approximately 1 in every 158,931 boys born was named Arun. STABLE Recent data shows the name is currently stable.