Cognomen Ruschka (Ruschka 
) , worldwide, is a rare family name. The family name Ruschka is habitual in Austria, where it is a rare surname, Czechia, and Germany, where it is a very rare surname. Much less frequently, Ruschka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruschka | Germany, Indonesia, Czechia, Austria, Brazil |
| adalbert ruschka Czechoslovak pedagogue, CZ (b. 1838) |
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| franz ruschka Austrian entomologist and civil law notary (1882-1942), AT (b. 1882) |
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