Vasilios is a distinctive boys' name in United States, ranking #3913 in 2009 with 27 recorded births. The name reached its all-time peak in 1998 with 30 births ranking #2778. Since 1996, the popularity has increased by 28.6%. In 2009, approximately 1 in every 73,456 boys born was named Vasilios. RISING Recent data shows the name is currently rising.