Cognomen 正军 (正军 
, Zhengjun 
) , all around the world, is a common surname. The family name 正军 is characteristic of China, where it is quite a rare surname, and Colombia, where it is a very rare surname. More prevalently, 正军 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 正军 | China |
| Zhengjun | Taiwan, China, United States, Colombia, Spain |