Nicolai is a distinctive boys' name in United States, ranking #2500 in 2023 with 54 recorded births. The name reached its all-time peak in 2015 with 78 births ranking #1883. Since 1996, the popularity has increased by 134.8%. In 2023, approximately 1 in every 31,640 boys born was named Nicolai. STABLE Recent data shows the name is currently stable.