Family name Phadungkiet (Phadungkiet 
) , across the world, is a very rare surname. The family name Phadungkiet is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, Phadungkiet is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phadungkiet | Thailand |