Last name רוף (Ruf 
, רוף 
) , in the entire world, is a common cognomen. The family name רוף is habitual in Western Europe, particularly Switzerland, where it is quite a common surname, Germany, and Austria, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Germany, Switzerland, and the United States. Very seldom, רוף is the forename as well as the last name.