Surname Opassi (Opassi 
) , around the globe, is a rare cognomen. The last name Opassi is habitual in the Democratic Republic of the Congo, where it is a rare surname, Argentina, where it is a very rare surname, and Croatia. Measured by absolute frequency, it is the most numerous in the Democratic Republic of the Congo, Argentina, and Italy.
| VARIANT | COUNTRY |
|---|---|
| Opassi | Brazil, Italy, United States, Argentina, Democratic Republic of the Congo |
| giulia opassi researcher |
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| oskar opassi SI |
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