Last name Petrowicz (Petrowicz 
) , globally, is a rare surname. The last name Petrowicz is characteristic of Austria, where it is a rare surname, Poland, and Germany, where it is a very rare surname. Not in comparison with a country's population, it is commonest in the United States, Poland, and Germany. Very seldom, Petrowicz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Petrowicz | Germany, Austria, United States, Poland, Brazil |
| wincenty petrowicz UA (b. 1814) |
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| franciszek ksawery petrowicz (b. 1820) |
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grzegorz petrowicz Polish historian, PL (b. 1916) |
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| peter von petrowicz AT |
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