Last name Dong Jun (Dong Jun 
) , all around the world, is an extremely rare cognomen. The last name Dong Jun is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname. Much more prevalently, Dong Jun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dong Jun | South Korea, Malaysia, United States, Ecuador, Canada |