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Family name Gruja (Gruja , Груя ) , in the world, is a rare surname. The last name Gruja is characteristic of Southern Europe, particularly Croatia, where it is quite a rare surname, Serbia, and Slovenia, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Serbia, Russia, and Croatia. Very seldom, Gruja is the forename as well as the last name.
VARIANT | COUNTRY |
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Gruja | Austria, Germany, United States, Serbia, Croatia |
Груя | Kazakhstan, Russia, Ukraine |