Last name Probst (Probst , Probus , Propst ) , in the entire world, is a common cognomen. The last name Probst is habitual in Western Europe, particularly Switzerland, where it is quite a common surname, Germany, and Austria (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Germany, the United States, and Switzerland. Very seldom, Probst is the forename as well as the last name.