Nickolaus is a distinctive boys' name in United States, ranking #3204 in 2008 with 36 recorded births. This places Nickolaus in the top 22% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 68 births ranking #1569. Since 1996, the popularity has decreased by 29.4%. In 2008, approximately 1 in every 56,665 boys born was named Nickolaus. RISING Recent data shows the name is currently rising.