Vasilios is a distinctive boys' name in United States, ranking #4034 in 2008 with 26 recorded births. The name reached its all-time peak in 1998 with 30 births ranking #2778. Since 1996, the popularity has increased by 23.8%. In 2008, approximately 1 in every 78,460 boys born was named Vasilios. RISING Recent data shows the name is currently rising.