Surname Wiechetek (Wiechetek 
) , throughout the world, is a rare cognomen. The cognomen Wiechetek is habitual in Poland, where it is a rare surname, Switzerland, where it is a very rare surname, and France. Not in comparison with a country's population, it is commonest in Poland, Germany, and Brazil. Also, Wiechetek is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Wiechetek | Germany, United States, Poland, France, Brazil |
| maria wiechetek Polish university teacher (1946-2012), PL (b. 1946) |
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| michał wiechetek researcher (ORCID 0000-0002-3831-9928) |
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| linda wiechetek (b. 1980) |
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