Last name Protsyshyn (Protsyshyn 
, Процышин 
, Процишин ) , in the entire world, is quite a rare cognomen. The last name Protsyshyn is habitual in Ukraine, where it is quite a rare surname, Kazakhstan, where it is a very rare surname, and Greece. In absolute terms, it most frequently occurs in Eastern Europe, particularly Ukraine, Russia, and Poland.