Niklaus is a distinctive boys' name in United States, ranking #7342 in 2001 with 9 recorded births. The name reached its all-time peak in 2021 with 282 births ranking #842. Since 1996, the popularity has increased by 12.5%. In 2001, approximately 1 in every 215,870 boys born was named Niklaus. FALLING Recent data shows the name is currently falling.