Arun is a distinctive boys' name in England & Wales, ranking #1290 in 2021 with 20 recorded births. This places Arun in the top 21% of ranked UK boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 105 births ranking #349. Since 1996, the popularity has decreased by 72.2%. In 2021, approximately 1 in every 14,749 boys born was named Arun. FALLING Recent data shows the name is currently falling.