Family name มะเส็ง (Maseng 
, มะเส็ง ) , across the world, is quite a rare cognomen. The cognomen มะเส็ง is habitual in Sub-Saharan Africa, particularly Botswana, where it is quite a rare surname, Lesotho, and South Africa. Not in comparison with a country's population, it is commonest in South Africa, Thailand, and Botswana. Much less frequently, มะเส็ง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maseng | Thailand, Botswana, South Africa, Indonesia, Lesotho |
| มะเส็ง | Thailand |