Nicolaas is a distinctive boys' name in United States, ranking #11609 in 2025 with 6 recorded births. The name reached its all-time peak in 1996 with 22 births ranking #3264. Since 1996, the popularity has decreased by 72.7%. In 2025, approximately 1 in every 284,679 boys born was named Nicolaas. FALLING Recent data shows the name is currently falling.