Cognomen Zsák (Zsák 
, Zsak 
) , in all the world, is a rare family name. The last name Zsák is habitual in Hungary, where it is quite a rare surname, Slovakia, and Austria, where it is a rare surname. Very seldom, Zsák is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Zsák | Hungary |
| Zsak | Norway, Austria, Slovakia, United States, Hungary |
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zsák károly association football player (1895-1944), HU (b. 1895) |
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| zsák hugó RO (b. 1844) |
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| zsák zoltán botanist (1880-1966), HU (b. 1880) |
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| andrás zsák Ph.D. University of Cambridge 2000 |
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