Last name ประเทศ (ประเทศ 
, Prathet 
, Prathed ) , in all the world, is a rare family name. The family name ประเทศ is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, and Malaysia, where it is an extremely rare surname. Also, ประเทศ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ประเทศ, Prathed | Thailand |
| Prathet | Malaysia, United States, Thailand |