Surname พลอยเลิศ (พลอยเลิศ 
) , around the world, is a rare family name. The family name พลอยเลิศ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, พลอยเลิศ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พลอยเลิศ | Thailand |