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Cognomen Hudak (Hudak
, Hudák
, Худак
) , worldwide, is a common surname. The surname Hudak is habitual in Eastern Europe, particularly Slovakia, where it is quite a common surname, Hungary, and Czechia, where it is quite a rare surname. Measured by absolute frequency, it is the most numerous in the United States, Slovakia, and Hungary. Very seldom, Hudak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hudak | Czechia, Poland, Slovakia, Hungary, United States |
| Hudák | Czechia, Slovakia, Hungary, United States, Germany |
| Худак, Гудак | Russia, Ukraine |