Cognomen Haeyong (해용 
, Haeyong 
) , all over the world, is a rare surname. The family name Haeyong is characteristic of South Korea, where it is a rare surname, Malaysia, where it is a very rare surname, and China, where it is an extremely rare surname. More prevalently, Haeyong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 해용 | South Korea |
| Haeyong | China, South Korea, Malaysia, United States, Canada |