Cognomen Bongjun (Bongjun 
) , globally, is a rare last name. The cognomen Bongjun is habitual in South Korea, where it is quite a rare surname, Malaysia, where it is a very rare surname, and China, where it is an extremely rare surname. More prevalently, Bongjun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bongjun | South Korea, Malaysia, Japan, United States, China |