Family name Mujun (木军 
, 慕君 , 慕军 ) , around the globe, is a rare last name. The family name Mujun is characteristic of Malaysia, where it is a rare surname, China, where it is a very rare surname, and India, where it is an extremely rare surname. More frequently, Mujun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 慕军, 慕君, 木军 | China |
| Mujun | China, Malaysia, United States, India, Brazil |
Мужун, Муйун, Муюн, 亩军, 亩君, 墓军, 墓均, 姆君, 幕俊, 幕军, 幕君, 幕筠, 慕俊, 慕均, 慕峻, 慕珺, 慕琼, 慕筠, 慕钧, 慕駿, 慕骏, 暮俊, 暮军, 暮君, 暮珺, 木俊, 木君, 木均, 木琼, 木筠, 木菌, 木郡, 木钧, 母君, 母菌, 沐俊, 沐军, 沐君, 沐均, 沐珺, 沐琼, 沐筠, 沐钧, 沐骏, 牡俊, 牡军, 牡君, 牡琼, 牧军, 牧君, 牧琼, 牧筠, 牧骏, 目俊, 目军, 目君, 目均, 目琼, 睦俊, 睦军, 睦君, 睦浚, 睦鈞, 睦钧, 睦骏, 穆俊, 穆军, 穆君, 穆珺, 穆琼, and 무준