Last name Khemchan (Khemchan 
) , around the world, is a very rare family name. The cognomen Khemchan is characteristic of Thailand, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. Likewise, Khemchan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khemchan | United States, India, Canada, Thailand |