Arun is a distinctive boys' name in United States, ranking #3927 in 2009 with 26 recorded births. This places Arun in the top 27% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 44 births ranking #2097. In 2009, approximately 1 in every 76,281 boys born was named Arun. STABLE Recent data shows the name is currently stable.