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Last name Knoska (Knoska
) , in the world, is a rare surname. The cognomen Knoska is characteristic of Eastern Europe, particularly Slovakia, where it is quite a rare surname, Hungary, where it is a rare surname, and Czechia. Measured by absolute frequency, it most frequently occurs in Slovakia, Argentina, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Knoska | Czechia, Slovakia, Hungary, United States, Argentina |