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Family name Novac (Novak
, Novac
, Новак
) , worldwide, is a widespread cognomen. The last name Novac is habitual in Slovenia, where it is a widespread surname, Czechia, where it is a common surname, and Croatia (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Czechia, the United States, and Ukraine. Much less frequently, Novac is the forename as well as the last name.