Surname Кецин (Kecin 
, Кецин 
) , throughout the world, is a very rare cognomen. The family name Кецин is habitual in Indonesia, where it is a very rare surname, Turkey, and Ukraine, where it is an extremely rare surname. In absolute terms, it is commonest in Indonesia, Turkey, and China. Very seldom, Кецин is the forename as well as the last name.