Family name كناك (Kenak 
, Knaak 
, كناك) , throughout the world, is quite a common last name. The cognomen كناك is habitual in Germany, where it is quite a rare surname, Indonesia, where it is a rare surname, and Brazil. In absolute terms, this name is the most popular in Germany, Indonesia, and the United States. Very seldom, كناك is the forename as well as the last name.