Nikolai is a distinctive boys' name in England & Wales, ranking #1226 in 2025 with 23 recorded births. This places Nikolai in the top 20% of ranked UK boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2019 with 33 births ranking #894. Since 1996, the popularity has increased by 360.0%. In 2025, approximately 1 in every 11,823 boys born was named Nikolai. FALLING Recent data shows the name is currently falling.