Family name 효상 (효상 
, Hyosang 
, Hyo-Sang ) , in all the world, is a very rare cognomen. The last name 효상 is habitual in China, where it is an extremely rare surname, and the United States. Much more frequently, 효상 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 효상 | South Korea |
| Hyosang | China, South Korea, Canada, United States |
| Hyo-Sang | China, Canada, United States |