Nickolaus is a distinctive boys' name in United States, ranking #10409 in 2016 with 7 recorded births. The name reached its all-time peak in 1998 with 68 births ranking #1569. Since 1996, the popularity has decreased by 86.3%. In 2016, approximately 1 in every 271,030 boys born was named Nickolaus. RISING Recent data shows the name is currently rising.