Surname Jaskowiak (Jaskowiak 
) , globally, is quite a rare cognomen. The last name Jaskowiak is characteristic of Poland, where it is quite a rare surname, France, where it is a rare surname, and Germany. Not in comparison with a country's population, it most frequently occurs in Poland, the United States, and Germany. Likewise, Jaskowiak is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Jaskowiak | Poland, Brazil, France, Germany, United States |
| stanislaw jaskowiak (b. 1911) |
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| detlef jaskowiak German footballer, DE (b. 1959) |
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| pablo a jaskowiak researcher ORCID ID = 0000-0002-6377-3372 |
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| nora jaskowiak researcher (ORCID 0000-0003-3624-3891) |
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