Cognomen Rottka (Rottka 
) , throughout the world, is a very rare surname. The last name Rottka is habitual in Western Europe, particularly Germany, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rottka | Germany |
| hans-ulrich rottka German judge (1895-1979), DE (b. 1895) |
|