Sunil is a distinctive boys' name in United States, ranking #3378 in 1998 with 23 recorded births. The name reached its all-time peak in 1998 with 23 births ranking #3378. Since 1996, the popularity has increased by 91.7%. In 1998, approximately 1 in every 83,101 boys born was named Sunil. STABLE Recent data shows the name is currently stable.