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Cognomen Цирулис (Цирулис , Cirulis , Tsirulis ) , in the world, is quite a rare last name. The cognomen Цирулис is characteristic of Northern Europe, particularly Latvia, where it is quite a common surname, Lithuania, where it is quite a rare surname, and Estonia, where it is a rare surname. Not in comparison with a country's population, the name is most common in Latvia, the United States, and Australia.