Surname 普拉斯 (Pruss 
, Plath , Plass 
) , in the world, is a common family name. The family name 普拉斯 is characteristic of Germany, where it is quite a rare surname, Austria, and Denmark. Measured by absolute frequency, it is the most numerous in Germany, the United States, and Brazil. Very seldom, 普拉斯 is the forename as well as the last name.