Surname Mongkhonsawat (Mongkhonsawat 
) , in all the world, is a rare last name. The last name Mongkhonsawat is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Mongkhonsawat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mongkhonsawat | Thailand |