Last name Крэс (Kres 
, Крэс 
) , across the world, is a rare surname. The family name Крэс is habitual in Slovenia, where it is quite a rare surname, Switzerland, and Austria, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Indonesia, Switzerland, and Germany. Likewise, Крэс is the forename as well as the last name.