Surname 伯君 (伯君 
, Bojun 
) , worldwide, is a rare cognomen. The family name 伯君 is habitual in China, where it is a very rare surname, Spain, and Argentina. More frequently, 伯君 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 伯君 | China |
| Bojun | Taiwan, Japan, China, United States, Spain |