Last name โคม (Khom 
, គោម 
, โคม ) , throughout the world, is quite a rare surname. The last name โคม is characteristic of Laos, where it is quite a rare surname, Austria, and Czechia, where it is a rare surname. Measured by absolute frequency, it is commonest in South-eastern Asia, particularly Thailand, Laos, and Cambodia. More frequently, โคม is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khom | Laos, Myanmar, Nepal, India, Thailand |
| គោម | Cambodia |
| โคม | Thailand |