Surname Кашак (Kaszak 
, Kassak 
, Кашак 
) , around the globe, is a rare last name. The last name Кашак is habitual in Slovakia, where it is quite a rare surname, Lebanon, and Poland, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Poland, the United States, and Slovakia. Likewise, Кашак is the forename as well as the last name.