Cognomen ザイツ (ザイツ 
, Seitz 
) , all over the world, is a common surname. The surname ザイツ is characteristic of Western Europe, particularly Germany, where it is quite a common surname, Switzerland, and Austria. In absolute terms, it is commonest in Germany, the United States, and Switzerland. Much less frequently, ザイツ is the forename as well as the last name.