Family name Hsun (سون 
, Hsun 
, スン 
) , all around the world, is quite a rare last name. The surname Hsun is characteristic of Cayman Islands, where it is quite a rare surname, Sudan, where it is a rare surname, and Taiwan. Not in comparison with a country's population, it is the most numerous in Sudan, Egypt, and China. Also, Hsun is the forename as well as the last name.