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Family name Grava (Graba
, Grava
, Grafa
) , in all the world, is quite a common surname. The family name Grava is characteristic of Latvia, where it is quite a common surname, Tunisia, where it is quite a rare surname, and Switzerland. In absolute terms, this name is the most popular in Nigeria, Italy, and Brazil. Also, Grava is the forename as well as the last name.