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Cognomen Mong (Mong
, Монг
, หม่อง) , across the world, is a common family name. The surname Mong is habitual in Malaysia, where it is quite a common surname, Hong Kong, and Macao, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Myanmar, Malaysia, and the United States. Likewise, Mong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mong | Bangladesh, Myanmar, Malaysia, Vietnam, United States |
| Монг | Belarus, Russia, Ukraine |