Cognomen Byeong (Byeong 
) , all over the world, is a very rare last name. The surname Byeong is characteristic of Malaysia, where it is a very rare surname, Colombia, and Peru, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in China, Colombia, and Malaysia. Much more prevalently, Byeong is the forename as well as the last name.