Family name เคง (Kheng 
, เคง 
) , in the world, is a common cognomen. The family name เคง is characteristic of South-eastern Asia, particularly Malaysia, where it is a common surname, Brunei, where it is quite a common surname, and Singapore, where it is quite a rare surname. Measured by absolute frequency, it most frequently occurs in Malaysia, Indonesia, and China. Much less frequently, เคง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kheng | Taiwan, Singapore, Indonesia, Malaysia, China |
| เคง | Thailand |