Cognomen พงศ์ธนายุต (พงศ์ธนายุต 
) , throughout the world, is a very rare surname. The last name พงศ์ธนายุต is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, พงศ์ธนายุต is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พงศ์ธนายุต | Thailand |