Nicholus is a distinctive boys' name in United States, ranking #6117 in 2005 with 13 recorded births. The name reached its all-time peak in 1998 with 27 births ranking #2995. Since 1996, the popularity has increased by 62.5%. In 2005, approximately 1 in every 153,627 boys born was named Nicholus. FALLING Recent data shows the name is currently falling.