Cognomen เลิศไทย (เลิศไทย 
) , around the globe, is a very rare family name. The cognomen เลิศไทย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, เลิศไทย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เลิศไทย | Thailand |