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Cognomen Seyfert (Seyfert
, 西佛
, Сеиферт
) , worldwide, is quite a rare surname. The cognomen Seyfert is characteristic of Bahamas, where it is quite a rare surname, Cyprus, and Germany. Measured by absolute frequency, the name is most common in Germany, the United States, and Austria. Very seldom, Seyfert is the forename as well as the last name.