Niklaus is a distinctive boys' name in United States, ranking #10436 in 2010 with 7 recorded births. The name reached its all-time peak in 2021 with 282 births ranking #842. Since 1996, the popularity has decreased by 12.5%. In 2010, approximately 1 in every 274,059 boys born was named Niklaus. FALLING Recent data shows the name is currently falling.