Last name Rufo Oswaldo (Rufo Oswaldo 
) , globally, is an extremely rare surname. The family name Rufo Oswaldo is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Rufo Oswaldo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rufo Oswaldo | Ecuador, Chile, Peru |