Cognomen พลูไทย (พลูไทย 
) , globally, is an extremely rare last name. The cognomen พลูไทย is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, พลูไทย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พลูไทย | Thailand |