Nikolus is a distinctive boys' name in United States, ranking #8123 in 2009 with 10 recorded births. The name reached its all-time peak in 2001 with 13 births ranking #5586. Since 1996, the popularity has increased by 66.7%. In 2009, approximately 1 in every 198,331 boys born was named Nikolus. FALLING Recent data shows the name is currently falling.