Nickolai is a distinctive boys' name in United States, ranking #4279 in 2016 with 24 recorded births. The name reached its all-time peak in 2015 with 31 births ranking #3563. Since 1996, the popularity has increased by 300.0%. In 2016, approximately 1 in every 79,050 boys born was named Nickolai. FALLING Recent data shows the name is currently falling.