Surname มั่งคง (Mangkhong 
, มั่งคง) , in the entire world, is a very rare cognomen. The family name มั่งคง is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, มั่งคง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mangkhong | India, United States, Thailand |