Surname Zayarniy (Заярный 
, Zayarniy ) , all around the world, is a rare family name. The cognomen Zayarniy is habitual in Kazakhstan, where it is a rare surname, Russia, and Belarus. Not in comparison with a country's population, it is commonest in Russia, Kazakhstan, and Ukraine. Much less frequently, Zayarniy is the forename as well as the last name.