Last name Krestyan (Крестьян 
, Krestyan 
) , throughout the world, is a rare cognomen. The last name Krestyan is characteristic of Kazakhstan, where it is a rare surname, Russia, where it is a very rare surname, and Kyrgyzstan. In absolute terms, this name is the most popular in Russia, Kazakhstan, and the United States. Much less frequently, Krestyan is the forename as well as the last name.