Cognomen Bustia (Bustia 
) , in the world, is a very rare family name. The family name Bustia is habitual in Argentina, where it is a very rare surname, Indonesia, and Spain, where it is an extremely rare surname. In absolute terms, the name is most common in Indonesia, Argentina, and Brazil. Much less frequently, Bustia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bustia | Philippines, Argentina, Spain, Brazil, Indonesia |