Cognomen Kubiska (Kubiska 
) , in the world, is a rare surname. The cognomen Kubiska is habitual in Czechia, where it is quite a rare surname, Germany, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. In absolute terms, it is the most numerous in Czechia, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kubiska | Czechia, Germany, United States, Venezuela |
| irene kubiska-scharl (b. 1984) |
|