Family name Зифферт (Siffert 
, Зифферт 
) , in the entire world, is quite a rare surname. The last name Зифферт is characteristic of Western Europe, particularly Switzerland, where it is quite a rare surname, France, and Austria, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in France, Switzerland, and the United States. Much less frequently, Зифферт is the forename as well as the last name.