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Family name Mario Osman (Mario Osman
) , in all the world, is an extremely rare surname. The cognomen Mario Osman is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Mario Osman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mario Osman | Peru, Ecuador, Chile, Costa Rica |
Flores, Aguirre Soto, and Lagos Morales