Surname Рорер (Rohrer 
, Рорер 
) , throughout the world, is a common last name. The surname Рорер is habitual in Switzerland, where it is quite a common surname, Eswatini, and Liechtenstein (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in the United States, Switzerland, and Germany. Much less frequently, Рорер is the forename as well as the last name.