Cognomen ตรงเมธีรัตน์ (ตรงเมธีรัตน์ 
) , all around the world, is a very rare family name. The surname ตรงเมธีรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ตรงเมธีรัตน์ | Thailand |