Nikolai is a distinctive boys' name in England & Wales, ranking #1821 in 1998 with 6 recorded births. The name reached its all-time peak in 2019 with 33 births ranking #894. Since 1996, the popularity has increased by 20.0%. In 1998, approximately 1 in every 51,745 boys born was named Nikolai. FALLING Recent data shows the name is currently falling.