Surname Wasilio (Wasilio 
) , in the world, is a very rare cognomen. The surname Wasilio is characteristic of Venezuela, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. Also, Wasilio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wasilio | Brazil, Venezuela, United States, Argentina, India |