Vasilios is a distinctive boys' name in United States, ranking #9676 in 2019 with 8 recorded births. The name reached its all-time peak in 1998 with 30 births ranking #2778. Since 1996, the popularity has decreased by 61.9%. In 2019, approximately 1 in every 224,170 boys born was named Vasilios. RISING Recent data shows the name is currently rising.