Nikolai is a distinctive boys' name in United States, ranking #1203 in 2002 with 116 recorded births. The name reached its all-time peak in 2016 with 639 births ranking #480. Since 1996, the popularity has increased by 41.5%. In 2002, approximately 1 in every 16,737 boys born was named Nikolai. STABLE Recent data shows the name is currently stable.