Cognomen Pattarasasi (Pattarasasi 
) , in all the world, is a very rare family name. The cognomen Pattarasasi is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Pattarasasi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pattarasasi | Thailand |