Surname ช่างทำ (Mechanic 
, ช่างทำ, Erewrewrer 
) , throughout the world, is quite a rare last name. The last name ช่างทำ is characteristic of Western Asia, particularly Qatar, where it is a rare surname, Saudi Arabia, and Oman. In absolute terms, this name is the most popular in the United States, Indonesia, and Saudi Arabia. Much less frequently, ช่างทำ is the forename as well as the last name.