Nicholai is a distinctive boys' name in United States, ranking #3676 in 2018 with 30 recorded births. The name reached its all-time peak in 2017 with 51 births ranking #2520. Since 1996, the popularity has increased by 130.8%. In 2018, approximately 1 in every 60,516 boys born was named Nicholai. STABLE Recent data shows the name is currently stable.