Nicolaas is a distinctive boys' name in United States, ranking #7564 in 2008 with 11 recorded births. The name reached its all-time peak in 1996 with 22 births ranking #3264. Since 1996, the popularity has decreased by 50.0%. In 2008, approximately 1 in every 185,450 boys born was named Nicolaas. FALLING Recent data shows the name is currently falling.