Surname Kuwalairat (Kuwalairat 
) , all around the world, is a very rare last name. The family name Kuwalairat is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kuwalairat | Thailand |
| pornpitchaya kuwalairat Ph.D. Oklahoma State University 2006 |
|