Family name ソウォン (Sowon 
, ソウォン) , in all the world, is a rare cognomen. The surname ソウォン is characteristic of South Korea, where it is a rare surname, Vietnam, where it is a very rare surname, and Thailand, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in South Korea, China, and Vietnam. More frequently, ソウォン is the forename as well as the last name.