Family name Dubnička (Dubnička 
) , across the world, is a very rare surname. The surname Dubnička is habitual in Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dubnička | Czechia |
Dubnicka, and Dubničková
| ján dubnička SK (b. 1941) |
|
|
| ivan dubnička Slovak politologist, RU (b. 1961) |
|
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| vilém dubnička CZ (b. 1976) |
|