Surname Геиер (Geyer 
, Geier , Geiyer ) , globally, is a common last name. The surname Геиер is characteristic of Western Europe, particularly Germany, where it is quite a common surname, Austria, and Switzerland, where it is quite a rare surname. In absolute terms, it is commonest in Germany, the United States, and Austria. Very seldom, Геиер is the forename as well as the last name.