Cognomen Pochaiya (Pochaiya 
) , all over the world, is a rare family name. The last name Pochaiya is characteristic of Thailand, where it is a rare surname, and India, where it is an extremely rare surname. Very seldom, Pochaiya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pochaiya | India, Thailand |