Vasilios is a distinctive boys' name in United States, ranking #3532 in 2000 with 24 recorded births. The name reached its all-time peak in 1998 with 30 births ranking #2778. Since 1996, the popularity has increased by 14.3%. In 2000, approximately 1 in every 81,831 boys born was named Vasilios. RISING Recent data shows the name is currently rising.