Niklaus is a distinctive boys' name in United States, ranking #3963 in 1998 with 18 recorded births. The name reached its all-time peak in 2021 with 282 births ranking #842. Since 1996, the popularity has increased by 125.0%. In 1998, approximately 1 in every 106,184 boys born was named Niklaus. FALLING Recent data shows the name is currently falling.