Niklaus is a distinctive boys' name in United States, ranking #6045 in 2004 with 13 recorded births. The name reached its all-time peak in 2021 with 282 births ranking #842. Since 1996, the popularity has increased by 62.5%. In 2004, approximately 1 in every 152,677 boys born was named Niklaus. FALLING Recent data shows the name is currently falling.