Family name เข (Khe 
, เข 
) , across the world, is quite a common surname. The cognomen เข is habitual in Algeria, where it is quite a rare surname, Myanmar, and Malaysia. Measured by absolute frequency, it most frequently occurs in Algeria, India, and Myanmar. Also, เข is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khe | Myanmar, Indonesia, Malaysia, India, Algeria |
| เข | Thailand |