Niel is a distinctive boys' name in United States, ranking #6725 in 2022 with 13 recorded births. This places Niel in the top 47% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2001 with 13 births ranking #5585. Since 1996, the popularity has increased by 30.0%. In 2022, approximately 1 in every 134,183 boys born was named Niel. FALLING Recent data shows the name is currently falling.