Nikolai is a distinctive boys' name in United States, ranking #1125 in 2004 with 141 recorded births. The name reached its all-time peak in 2016 with 639 births ranking #480. Since 1996, the popularity has increased by 72.0%. In 2004, approximately 1 in every 14,077 boys born was named Nikolai. STABLE Recent data shows the name is currently stable.