Cognomen สูด (Sut 
, สูด 
) , globally, is a common last name. The surname สูด is characteristic of Myanmar, where it is quite a rare surname, Guatemala, and Macao. In absolute terms, it is commonest in Myanmar, India, and Guatemala. Also, สูด is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sut | Myanmar, Poland, India, Indonesia, Guatemala |
| สูด | Thailand |