Niklaus is a distinctive boys' name in United States, ranking #8004 in 2007 with 10 recorded births. The name reached its all-time peak in 2021 with 282 births ranking #842. Since 1996, the popularity has increased by 25.0%. In 2007, approximately 1 in every 207,524 boys born was named Niklaus. FALLING Recent data shows the name is currently falling.