Family name Sang-Won (상원 
, Sang-Won 
) , in the world, is an extremely rare cognomen. The cognomen Sang-Won is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Much more prevalently, Sang-Won is the forename as well as the last name. Parts of the name also exists independently as a last name Sang, and a last name Won.
| VARIANT | COUNTRY |
|---|---|
| 상원 | South Korea |
| Sang-Won | Canada, South Korea, United States |