Niels is a distinctive boys' name in United States, ranking #7985 in 2021 with 10 recorded births. This places Niels in the bottom 43% 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 21 births ranking #3940. Since 1996, the popularity has decreased by 28.6%. In 2021, approximately 1 in every 174,824 boys born was named Niels. RISING Recent data shows the name is currently rising.