Cognomen Korash (Korash 
) , in the world, is a rare last name. The family name Korash is characteristic of Ethiopia, where it is a very rare surname, Israel, and Germany, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Ethiopia, the United States, and India. Much less frequently, Korash is the forename as well as the last name.