Family name พฤฒเมธา (พฤฒเมธา 
) , in the world, is an extremely rare surname. The cognomen พฤฒเมธา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, พฤฒเมธา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พฤฒเมธา | Thailand |