Family name ยัด (Yat 
, ยัด 
) , around the globe, is a common last name. The family name ยัด is characteristic of Guatemala, where it is quite a common surname, Hong Kong, where it is quite a rare surname, and Malaysia. In absolute terms, it is commonest in Guatemala, Indonesia, and Malaysia. Much less frequently, ยัด is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yat | Guatemala, Malaysia, China, Indonesia, Taiwan |
| ยัด | Thailand |