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Cognomen Petrashishin (Petrashishin
) , in the entire world, is a very rare family name. The cognomen Petrashishin is characteristic of the United States, where it is a very rare surname, Canada, where it is an extremely rare surname, and Russia. Much less frequently, Petrashishin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Petrashishin | Russia, Canada, United States |