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Last name Janulis (Janulis
, Янулис
) , globally, is quite a rare surname. The family name Janulis is characteristic of Northern Europe, particularly Lithuania, where it is quite a common surname, Latvia, where it is quite a rare surname, and Denmark, where it is a rare surname. In absolute terms, it is commonest in Lithuania, the United States, and Russia. Very seldom, Janulis is the forename as well as the last name.