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Cognomen Kyriakopoulos (Kyriakopoulos
, Κυριακόπουλος
) , in all the world, is quite a common surname. The last name Kyriakopoulos is habitual in Greece, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Serbia. Not in comparison with a country's population, it most frequently occurs in Greece, the United States, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Kyriakopoulos | Serbia, Greece, Austria, Australia, United States |
| Κυριακόπουλος | Greece |