In the entire world, Erwin Oscar (Erwin Oscar 
) is a very rare masculine first name. The forename Erwin Oscar is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare male name. Very seldom, Erwin Oscar is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Erwin Oscar | Chile, Philippines, Peru, Ecuador |