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Cognomen Kassaï (Kassaï , Кассай
) , all around the world, is a rare last name. The surname Kassaï is habitual in Ukraine, where it is a rare surname, the Democratic Republic of the Congo, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kassaï | Democratic Republic of the Congo |
| Кассай | Russia, Ukraine |