Cognomen Pietrykowski (Pietrykowski 
) , in all the world, is a rare last name. The family name Pietrykowski is habitual in Poland, where it is quite a rare surname, the United States, where it is a very rare surname, and Germany. Also, Pietrykowski is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pietrykowski | Germany, United States, Poland, Canada, France |
| dariusz pietrykowski (b. 1957) |
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| artur pietrykowski researcher, PL |
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