Last name พจน์สุวรรณศรี (พจน์สุวรรณศรี 
) , across the world, is a very rare surname. The last name พจน์สุวรรณศรี is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พจน์สุวรรณศรี | Thailand |