Cognomen Vlasios (Vlasios 
) , throughout the world, is quite a rare last name. The surname Vlasios is characteristic of Greece, where it is quite a common surname, and Bulgaria, where it is a rare surname. Likewise, Vlasios is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vlasios | Switzerland, Greece, Bulgaria, Australia, United States |