Cognomen ประภาสวัต (ประภาสวัต 
) , globally, is a very rare surname. The family name ประภาสวัต is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ประภาสวัต is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ประภาสวัต | Thailand |