Surname Ryska (Ryska 
) , across the world, is quite a rare cognomen. The surname Ryska is characteristic of Eastern Europe, particularly Czechia, where it is quite a rare surname, Slovakia, and Poland, where it is a rare surname. Measured by absolute frequency, it is commonest in Czechia, Poland, and Indonesia. Also, Ryska is the forename as well as the last name.
| karel ryska Czech technician, CZ (b. 1868) |
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| františek ryska Czechoslovak pedagogue, CZ (b. 1900) |
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| rudolf ryska (b. 1901) |
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| zdeněk ryska CZ (b. 1903) |
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| jan ryska Czech scriptwriter and writer (1916-1983), CZ (b. 1916) |
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| norbert ryska DE (b. 1948) |
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| miroslav ryska (b. 1953) |
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| petr ryska (b. 1963) |
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| ondrej ryska researcher |
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| pavel ryska (b. 1984) |
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