Last name Khomthavong (Khomthavong 
) , in all the world, is a very rare family name. The family name Khomthavong is characteristic of South-eastern Asia, particularly Laos, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khomthavong | Laos |
| saysmone khomthavong Laotian politician |
|