>
Cognomen Seibert (Seibert , Зайберт , Сеиберт ) , around the globe, is a common surname. The surname Seibert is characteristic of Germany, where it is quite a common surname, the United States, where it is quite a rare surname, and Austria. Measured by absolute frequency, it most frequently occurs in the United States, Germany, and Brazil. Very seldom, Seibert is the forename as well as the last name.