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Cognomen Zera (Zera , Зера , זרע ) , in the entire world, is quite a rare last name. The cognomen Zera is characteristic of Albania, where it is quite a rare surname, North Macedonia, and Georgia, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Indonesia, the United States, and Algeria. More prevalently, Zera is the forename as well as the last name.