Cognomen Prathairat (Prathairat 
) , all over the world, is an extremely rare last name. The family name Prathairat is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, Prathairat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Prathairat | Thailand |