Surname Pastuszak (Pastuszak 
) , across the world, is quite a rare family name. The surname Pastuszak is habitual in Poland, where it is quite a rare surname, Norway, where it is a very rare surname, and Australia. Not in comparison with a country's population, the name is most common in Poland, the United States, and Germany. More frequently, Pastuszak is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Pastuszak | Germany, Italy, Australia, United States, Poland |
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bolesław pastuszak Polish sculptor (1925-2003), PL (b. 1925) |
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| zbigniew pastuszak (b. 1969) |
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| alexander w pastuszak researcher ORCID ID = 0000-0002-6740-8348 |
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| grzegorz pastuszak Polish mathematician, PL |
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| marianna pastuszak researcher |
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| grzegorz pastuszak PL (b. 1977) |
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