Family name Monmun (Monmun 
) , in the entire world, is a very rare surname. The surname Monmun is habitual in Myanmar, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Also, Monmun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Monmun | India, Nigeria, Myanmar |