Last name Emeterio Efrain (Emeterio Efrain 
) , globally, is an extremely rare family name. The family name Emeterio Efrain is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Emeterio Efrain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Emeterio Efrain | Peru, Chile |