Surname Uisun (의순 
, Uisun 
) , across the world, is a very rare last name. The surname Uisun is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. Much more frequently, Uisun is the forename as well as the last name.
| princess uisun Adopted daughter of King Hyojong of the Joseon Dynasty, daughter of Gae-yun Lee (1635–1662) (b. 1635) |
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