Nikolai is a distinctive boys' name in England & Wales, ranking #1084 in 2006 with 20 recorded births. The name reached its all-time peak in 2019 with 33 births ranking #894. Since 1996, the popularity has increased by 300.0%. In 2006, approximately 1 in every 16,017 boys born was named Nikolai. FALLING Recent data shows the name is currently falling.