Surname كوسكي (Kosuke 
, Koski 
, Kuske 
) , throughout the world, is a common cognomen. The last name كوسكي is characteristic of Northern Europe, particularly Finland, where it is a common surname, Estonia, where it is quite a rare surname, and Latvia. Not in comparison with a country's population, it is commonest in Finland, the United States, and Germany. Much less frequently, كوسكي is the forename as well as the last name.