Nikolaus is a distinctive boys' name in United States, ranking #5053 in 2018 with 19 recorded births. The name reached its all-time peak in 1998 with 86 births ranking #1365. Since 1996, the popularity has decreased by 76.3%. In 2018, approximately 1 in every 95,551 boys born was named Nikolaus. RISING Recent data shows the name is currently rising.