Surname โพอุทัย (Pouthai 
, โพอุทัย ) , throughout the world, is a very rare last name. The last name โพอุทัย is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, โพอุทัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pouthai | Thailand, India |
| โพอุทัย | Thailand |