Last name Costopoulos (Costopoulos 
) , in the entire world, is a rare surname. The last name Costopoulos is characteristic of Cyprus, where it is quite a rare surname, Albania, where it is a rare surname, and Greece. Not in comparison with a country's population, this name is the most popular in the United States, Australia, and Greece.
| VARIANT | COUNTRY |
|---|---|
| Costopoulos | Canada, Australia, South Africa, Greece, United States |
| julie s costopoulos researcher |
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| myrto costopoulos researcher |
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