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Surname Хайек (Hayek , Hajek , Hajeka ) , globally, is a common cognomen. The family name Хайек is characteristic of Lebanon, where it is a common surname, Czechia, where it is quite a common surname, and Austria (explore the name in all countries). Measured by absolute frequency, it is commonest in Lebanon, Czechia, and the United States. Very seldom, Хайек is the forename as well as the last name.