In the world, Kostrzewa (Kostrzewa 
) is an extremely rare unknown gender first name. Likewise, Kostrzewa is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kostrzewa | Germany, United Kingdom, United States, Poland, France |
| roch kostrzewa PL (b. 1919) |
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| elzbieta kostrzewa researcher ORCID ID = 0000-0001-5304-0143 |
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