Family name Зейер (Zejer 
, Zeyer 
, Зейер 
) , across the world, is quite a rare cognomen. The last name Зейер is characteristic of Germany, where it is a rare surname, France, and Czechia. Measured by absolute frequency, it is the most numerous in Germany, France, and the United States. Very seldom, Зейер is the forename as well as the last name.