Family name เพ่ง (Pheng 
, เพ่ง) , all around the world, is a common last name. The surname เพ่ง is characteristic of South-eastern Asia, particularly Malaysia, where it is quite a common surname, Laos, and Singapore, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in South-eastern Asia, particularly Malaysia, Laos, and Indonesia. Very seldom, เพ่ง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pheng | Laos, China, United States, Malaysia, Indonesia |