Last name Elmer Gustavo (Elmer Gustavo 
) , all over the world, is an extremely rare family name. The surname Elmer Gustavo is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Elmer Gustavo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Elmer Gustavo | Peru, Bolivia, Chile, Ecuador, Costa Rica |