Last name Szczupak (Szczupak 
) , all over the world, is quite a rare cognomen. The cognomen Szczupak is habitual in Poland, where it is quite a rare surname, Israel, where it is a rare surname, and Ireland. In absolute terms, it is the most numerous in Poland, the United States, and Israel. Also, Szczupak is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Szczupak | Poland, France, Israel, United States, Argentina |
| roman szczupak (b. 1905) |
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| janina szczupak Polish trade unionist, PL (b. 1938) |
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| roman szczupak (b. 1961) |
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| mikhaylo szczupak researcher ORCID ID = 0000-0002-2569-2184 |
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| dominika szczupak archaeologist |
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| łukasz szczupak Polish chemist, PL |
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