Cognomen Petrr (Petrr 
) , in all the world, is an extremely rare last name. The surname Petrr is habitual in Western Europe, particularly Germany, where it is an extremely rare surname. More prevalently, Petrr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Petrr | Germany, Russia, Australia, Nigeria, United States |