Nikolaos is a distinctive boys' name in United States, ranking #2586 in 1998 with 33 recorded births. The name reached its all-time peak in 2014 with 57 births ranking #2312. Since 1996, the popularity has decreased by 15.4%. In 1998, approximately 1 in every 57,919 boys born was named Nikolaos. STABLE Recent data shows the name is currently stable.