Cognomen Agustìn (Agustìn 
) , all over the world, is a very rare family name. The surname Agustìn is habitual in Latin America and the Caribbean, particularly Guatemala, where it is a rare surname, Uruguay, and Colombia, where it is a very rare surname. Likewise, Agustìn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Agustìn | Spain, Uruguay, Argentina, Mexico, Guatemala |