Nikolaos is a distinctive boys' name in United States, ranking #2333 in 2004 with 49 recorded births. The name reached its all-time peak in 2014 with 57 births ranking #2312. Since 1996, the popularity has increased by 25.6%. In 2004, approximately 1 in every 40,506 boys born was named Nikolaos. STABLE Recent data shows the name is currently stable.