Surname Inibaldo Agustin (Inibaldo Agustin 
) , across the world, is an extremely rare family name. The cognomen Inibaldo Agustin is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Likewise, Inibaldo Agustin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Inibaldo Agustin | Chile |