Surname Hirio (Hirio 
) , throughout the world, is a very rare last name. The cognomen Hirio is habitual in Thailand, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Spain. In absolute terms, this name is the most popular in Thailand, Mexico, and Venezuela. Likewise, Hirio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hirio | Philippines, Thailand, Venezuela, Brazil, Mexico |