Last name Kyeun (Kyeun 
) , across the world, is a very rare surname. The cognomen Kyeun is characteristic of Malaysia, where it is a very rare surname, and China, where it is an extremely rare surname. Much less frequently, Kyeun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kyeun | China, United States, Malaysia |