Surname อวัช (Awat 
, อวัช 
) , all over the world, is quite a common last name. The surname อวัช is characteristic of Iraq, where it is quite a common surname, Philippines, where it is a rare surname, and Malaysia. In absolute terms, this name is the most popular in Iraq, Philippines, and Indonesia. Likewise, อวัช is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Awat | Philippines, Kenya, Iraq, Indonesia, Malaysia |
| อวัช | Thailand |