Surname Milario (Milario 
) , in all the world, is a very rare family name. The cognomen Milario is characteristic of Philippines, where it is an extremely rare surname, Venezuela, and Mexico. Not in comparison with a country's population, it is commonest in Philippines, Brazil, and Mexico. More prevalently, Milario is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Milario | Brazil, Spain, Mexico, Philippines, India |