Family name Корей (Korei 
, Корей 
) , in the entire world, is a rare last name. The cognomen Корей is characteristic of Papua New Guinea, where it is quite a rare surname, Japan, where it is a rare surname, and Hungary. Not in comparison with a country's population, it most frequently occurs in Japan, Papua New Guinea, and Pakistan. More prevalently, Корей is the forename as well as the last name.