Family name Josun (조순 
, Josun 
) , all over the world, is a very rare cognomen. The surname Josun is characteristic of Canada, where it is a very rare surname, Germany, where it is an extremely rare surname, and Nigeria. Not in comparison with a country's population, it is commonest in Nigeria, India, and Germany. More frequently, Josun is the forename as well as the last name.