Last name เสร็จ (Set 
, เสร็จ 
) , around the globe, is a common cognomen. The family name เสร็จ is characteristic of Myanmar, where it is quite a common surname, Guatemala, where it is quite a rare surname, and Botswana. Measured by absolute frequency, it is commonest in Myanmar, India, and Indonesia. Much less frequently, เสร็จ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Set | Indonesia, Myanmar, India, Egypt, Guatemala |
| เสร็จ | Thailand |