Nikolaus is a distinctive boys' name in United States, ranking #4655 in 2020 with 21 recorded births. The name reached its all-time peak in 1998 with 86 births ranking #1365. Since 1996, the popularity has decreased by 73.8%. In 2020, approximately 1 in every 82,146 boys born was named Nikolaus. RISING Recent data shows the name is currently rising.